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  1. Spring Tool Suite
  2. STS-4202

STS 3.2 started crashing while opening in any workspace

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Details

    • Bug
    • Status: Closed
    • Critical
    • Resolution: Won't Fix
    • 3.2.0.RELEASE
    • None
    • ROO
    • None

    Description

      Getting below stack trace in .metadata/.log file in STS workspace while starting STS.

      !SESSION 2015-08-20 19:12:47.660 -----------------------------------------------
      eclipse.buildId=3.2.0.201303060821-RELEASE-e38
      java.version=1.6.0_45
      java.vendor=Sun Microsystems Inc.
      BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
      Framework arguments: -product org.springsource.sts.ide
      Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.springsource.sts.ide -clean

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:13:05.071
      !MESSAGE An error occurred while automatically activating bundle org.eclipse.core.net (136).
      !STACK 0
      org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more
      Root exception:
      java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:13:05.087
      !MESSAGE An error occurred while automatically activating bundle org.eclipse.mylyn.tasks.ui (622).
      !STACK 0
      org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin for bundle org.eclipse.mylyn.tasks.ui is invalid
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      ... 82 more
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more
      Root exception:
      java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more

      !ENTRY org.eclipse.equinox.registry 4 1 2015-08-20 19:13:16.407
      !MESSAGE Unable to create view ID org.eclipse.mylyn.tasks.ui.views.tasks: Plug-in org.eclipse.mylyn.tasks.ui was unable to load class org.eclipse.mylyn.internal.tasks.ui.views.TaskListView.
      !STACK 0
      org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.mylyn.tasks.ui (622).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin for bundle org.eclipse.mylyn.tasks.ui is invalid
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 76 more
      Caused by: java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      ... 82 more
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.594
      !MESSAGE Widget disposed too early for part org.eclipse.ui.internal.introview
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.internal.introview
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.687
      !MESSAGE Widget disposed too early for part org.eclipse.ui.console.ConsoleView
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.console.ConsoleView
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.687
      !MESSAGE Widget disposed too early for part org.eclipse.ui.views.ContentOutline
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.views.ContentOutline
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.687
      !MESSAGE Widget disposed too early for part org.springframework.ide.eclipse.ui.navigator.springExplorer
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.springframework.ide.eclipse.ui.navigator.springExplorer
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.687
      !MESSAGE Widget disposed too early for part org.eclipse.mylyn.tasks.ui.views.tasks
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.mylyn.tasks.ui.views.tasks
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.703
      !MESSAGE Widget disposed too early for part org.eclipse.wst.server.ui.ServersView
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.wst.server.ui.ServersView
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:13:18.703
      !MESSAGE Widget disposed too early for part org.eclipse.jdt.ui.PackageExplorer
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.jdt.ui.PackageExplorer
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:13:18.781
      !MESSAGE Application error
      !STACK 1
      java.lang.NoClassDefFoundError: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor.activateProxyService(IDEWorkbenchAdvisor.java:290)
      at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor.postStartup(IDEWorkbenchAdvisor.java:270)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2636)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.springframework.ide.eclipse.beans.core 4 0 2015-08-20 19:13:18.965
      !MESSAGE FrameworkEvent ERROR
      !STACK 0
      org.osgi.framework.BundleException: Exception in org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop() of bundle org.springframework.ide.eclipse.beans.core.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:791)
      at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
      at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
      at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
      at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
      at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument:
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
      at org.eclipse.core.internal.events.ResourceChangeListenerList.remove(ResourceChangeListenerList.java:146)
      at org.eclipse.core.internal.events.NotificationManager.removeListener(NotificationManager.java:305)
      at org.eclipse.core.internal.resources.Workspace.removeResourceChangeListener(Workspace.java:2302)
      at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.stop(BeansModel.java:165)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop(BeansCorePlugin.java:195)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
      ... 19 more
      Root exception:
      org.eclipse.core.runtime.AssertionFailedException: null argument:
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
      at org.eclipse.core.internal.events.ResourceChangeListenerList.remove(ResourceChangeListenerList.java:146)
      at org.eclipse.core.internal.events.NotificationManager.removeListener(NotificationManager.java:305)
      at org.eclipse.core.internal.resources.Workspace.removeResourceChangeListener(Workspace.java:2302)
      at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.stop(BeansModel.java:165)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop(BeansCorePlugin.java:195)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
      at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
      at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
      at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
      at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
      at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.core.jobs 4 2 2015-08-20 19:13:18.971
      !MESSAGE An internal error occurred during: "Initializing Spring Tooling".
      !STACK 0
      java.lang.IllegalStateException: BundleContext is no longer valid
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.checkValid(BundleContextImpl.java:931)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.getBundle(BundleContextImpl.java:121)
      at org.springframework.ide.eclipse.beans.core.internal.model.namespaces.NamespaceManager.maybeAddNamespaceHandlerFor(NamespaceManager.java:88)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.initNamespaceHandlers(BeansCorePlugin.java:345)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin$2.run(BeansCorePlugin.java:173)
      at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
      !SESSION 2015-08-20 19:29:40.059 -----------------------------------------------
      eclipse.buildId=3.2.0.201303060821-RELEASE-e38
      java.version=1.6.0_45
      java.vendor=Sun Microsystems Inc.
      BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
      Framework arguments: -product org.springsource.sts.ide
      Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.springsource.sts.ide -clean

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:30:00.454
      !MESSAGE An error occurred while automatically activating bundle org.eclipse.core.net (136).
      !STACK 0
      org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more
      Root exception:
      java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:30:00.469
      !MESSAGE An error occurred while automatically activating bundle org.eclipse.mylyn.tasks.ui (622).
      !STACK 0
      org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin for bundle org.eclipse.mylyn.tasks.ui is invalid
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      ... 82 more
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more
      Root exception:
      java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more

      !ENTRY org.eclipse.equinox.registry 4 1 2015-08-20 19:30:08.970
      !MESSAGE Unable to create view ID org.eclipse.mylyn.tasks.ui.views.tasks: Plug-in org.eclipse.mylyn.tasks.ui was unable to load class org.eclipse.mylyn.internal.tasks.ui.views.TaskListView.
      !STACK 0
      org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.mylyn.tasks.ui (622).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin for bundle org.eclipse.mylyn.tasks.ui is invalid
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 76 more
      Caused by: java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      ... 82 more
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:30:09.734
      !MESSAGE Widget disposed too early for part org.eclipse.ui.console.ConsoleView
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.console.ConsoleView
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:30:09.734
      !MESSAGE Widget disposed too early for part org.eclipse.ui.views.ContentOutline
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.views.ContentOutline
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:30:09.734
      !MESSAGE Widget disposed too early for part org.springframework.ide.eclipse.ui.navigator.springExplorer
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.springframework.ide.eclipse.ui.navigator.springExplorer
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:30:09.750
      !MESSAGE Widget disposed too early for part org.eclipse.mylyn.tasks.ui.views.tasks
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.mylyn.tasks.ui.views.tasks
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:30:09.750
      !MESSAGE Widget disposed too early for part org.eclipse.wst.server.ui.ServersView
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.wst.server.ui.ServersView
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:30:09.750
      !MESSAGE Widget disposed too early for part org.eclipse.jdt.ui.PackageExplorer
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.jdt.ui.PackageExplorer
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:30:09.812
      !MESSAGE Application error
      !STACK 1
      java.lang.NoClassDefFoundError: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor.activateProxyService(IDEWorkbenchAdvisor.java:290)
      at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor.postStartup(IDEWorkbenchAdvisor.java:270)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2636)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.springframework.ide.eclipse.beans.core 4 0 2015-08-20 19:30:10.000
      !MESSAGE FrameworkEvent ERROR
      !STACK 0
      org.osgi.framework.BundleException: Exception in org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop() of bundle org.springframework.ide.eclipse.beans.core.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:791)
      at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
      at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
      at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
      at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
      at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument:
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
      at org.eclipse.core.internal.events.ResourceChangeListenerList.remove(ResourceChangeListenerList.java:146)
      at org.eclipse.core.internal.events.NotificationManager.removeListener(NotificationManager.java:305)
      at org.eclipse.core.internal.resources.Workspace.removeResourceChangeListener(Workspace.java:2302)
      at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.stop(BeansModel.java:165)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop(BeansCorePlugin.java:195)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
      ... 19 more
      Root exception:
      org.eclipse.core.runtime.AssertionFailedException: null argument:
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
      at org.eclipse.core.internal.events.ResourceChangeListenerList.remove(ResourceChangeListenerList.java:146)
      at org.eclipse.core.internal.events.NotificationManager.removeListener(NotificationManager.java:305)
      at org.eclipse.core.internal.resources.Workspace.removeResourceChangeListener(Workspace.java:2302)
      at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.stop(BeansModel.java:165)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop(BeansCorePlugin.java:195)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
      at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
      at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
      at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
      at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
      at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.core.jobs 4 2 2015-08-20 19:30:10.000
      !MESSAGE An internal error occurred during: "Initializing Spring Tooling".
      !STACK 0
      java.lang.IllegalStateException: BundleContext is no longer valid
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.checkValid(BundleContextImpl.java:931)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.getBundle(BundleContextImpl.java:121)
      at org.springframework.ide.eclipse.beans.core.internal.model.namespaces.NamespaceManager.maybeAddNamespaceHandlerFor(NamespaceManager.java:88)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.initNamespaceHandlers(BeansCorePlugin.java:345)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin$2.run(BeansCorePlugin.java:173)
      at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
      !SESSION 2015-08-20 19:51:48.669 -----------------------------------------------
      eclipse.buildId=3.2.0.201303060821-RELEASE-e38
      java.version=1.6.0_45
      java.vendor=Sun Microsystems Inc.
      BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
      Framework arguments: -product org.springsource.sts.ide
      Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.springsource.sts.ide

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:52:00.038
      !MESSAGE An error occurred while automatically activating bundle org.eclipse.core.net (136).
      !STACK 0
      org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more
      Root exception:
      java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:52:00.053
      !MESSAGE An error occurred while automatically activating bundle org.eclipse.mylyn.tasks.ui (622).
      !STACK 0
      org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin for bundle org.eclipse.mylyn.tasks.ui is invalid
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      ... 82 more
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more
      Root exception:
      java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more

      !ENTRY org.eclipse.equinox.registry 4 1 2015-08-20 19:52:02.502
      !MESSAGE Unable to create view ID org.eclipse.mylyn.tasks.ui.views.tasks: Plug-in org.eclipse.mylyn.tasks.ui was unable to load class org.eclipse.mylyn.internal.tasks.ui.views.TaskListView.
      !STACK 0
      org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.mylyn.tasks.ui (622).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:464)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(BundleLoader.java:340)
      at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:229)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(AbstractBundle.java:1212)
      at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:174)
      at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:905)
      at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)
      at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
      at org.eclipse.core.internal.expressions.PropertyTesterDescriptor.instantiate(PropertyTesterDescriptor.java:92)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:91)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtension.findTypeExtender(TypeExtension.java:124)
      at org.eclipse.core.internal.expressions.TypeExtensionManager.getProperty(TypeExtensionManager.java:114)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:96)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.addEvaluationListener(EvaluationAuthority.java:79)
      at org.eclipse.ui.internal.services.EvaluationService.addEvaluationListener(EvaluationService.java:47)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.registerVisibleWhen(WorkbenchMenuService.java:884)
      at org.eclipse.ui.internal.menus.ContributionRoot.addContributionItem(ContributionRoot.java:60)
      at org.eclipse.ui.internal.menus.MenuAdditionCacheEntry.createContributionItems(MenuAdditionCacheEntry.java:188)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService$5.run(WorkbenchMenuService.java:584)
      at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.processAdditions(WorkbenchMenuService.java:656)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.addContributionsToManager(WorkbenchMenuService.java:744)
      at org.eclipse.ui.internal.menus.WorkbenchMenuService.populateContributionManager(WorkbenchMenuService.java:730)
      at org.eclipse.ui.internal.menus.TrimContributionManager$ToolBarTrimProxy.dock(TrimContributionManager.java:75)
      at org.eclipse.ui.internal.menus.TrimContributionManager.update(TrimContributionManager.java:265)
      at org.eclipse.ui.internal.WorkbenchWindow.updateLayoutDataForContents(WorkbenchWindow.java:3874)
      at org.eclipse.ui.internal.WorkbenchWindow.setLayoutDataForContents(WorkbenchWindow.java:3885)
      at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1157)
      at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
      at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
      at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1043)
      at org.eclipse.jface.window.Window.create(Window.java:431)
      at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1216)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
      at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
      at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
      at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
      at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
      at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.osgi.framework.BundleException: The activator org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin for bundle org.eclipse.mylyn.tasks.ui is invalid
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:172)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:679)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 76 more
      Caused by: java.lang.NoClassDefFoundError: org/eclipse/core/net/proxy/IProxyChangeListener
      at java.lang.Class.getDeclaredConstructors0(Native Method)
      at java.lang.Class.privateGetDeclaredConstructors(Class.java:2398)
      at java.lang.Class.getConstructor0(Class.java:2708)
      at java.lang.Class.newInstance0(Class.java:328)
      at java.lang.Class.newInstance(Class.java:310)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(AbstractBundle.java:167)
      ... 82 more
      Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:122)
      at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:469)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:216)
      at org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:395)
      at org.eclipse.osgi.internal.loader.SingleSourcePackage.loadClass(SingleSourcePackage.java:35)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:461)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
      ... 88 more
      Caused by: org.osgi.framework.BundleException: Exception in org.eclipse.core.internal.net.Activator.start() of bundle org.eclipse.core.net.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
      at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:300)
      at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:440)
      at org.eclipse.osgi.internal.loader.BundleLoader.setLazyTrigger(BundleLoader.java:263)
      at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
      ... 97 more
      Caused by: java.lang.ClassCircularityError: org/eclipse/core/net/proxy/IProxyChangeListener
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.shouldShowTrim(TaskPreferenceTester.java:35)
      at org.eclipse.mylyn.internal.tasks.ui.util.TaskPreferenceTester.test(TaskPreferenceTester.java:29)
      at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
      at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
      at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
      at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
      at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:153)
      at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
      at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:290)
      at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:99)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:401)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkActivePart(WorkbenchSourceProvider.java:300)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.handleCheck(WorkbenchSourceProvider.java:286)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider.checkOtherSources(WorkbenchSourceProvider.java:855)
      at org.eclipse.ui.internal.services.WorkbenchSourceProvider$6.handleEvent(WorkbenchSourceProvider.java:839)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1052)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Decorations.WM_ACTIVATE(Decorations.java:1664)
      at org.eclipse.swt.widgets.Shell.WM_ACTIVATE(Shell.java:2145)
      at org.eclipse.swt.widgets.Control.windowProc(Control.java:4525)
      at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:341)
      at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1627)
      at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2069)
      at org.eclipse.swt.widgets.Display.windowProc(Display.java:4976)
      at org.eclipse.swt.internal.win32.OS.BringWindowToTop(Native Method)
      at org.eclipse.swt.widgets.Decorations.bringToTop(Decorations.java:231)
      at org.eclipse.swt.widgets.Shell.open(Shell.java:1217)
      at org.eclipse.jface.window.Window.open(Window.java:797)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider$1.run(DefaultPasswordProvider.java:49)
      at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
      at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
      at org.eclipse.swt.widgets.Display.syncExec(Display.java:4687)
      at org.eclipse.equinox.internal.security.ui.storage.DefaultPasswordProvider.getPassword(DefaultPasswordProvider.java:47)
      at org.eclipse.equinox.internal.security.storage.PasswordProviderModuleExt.getPassword(PasswordProviderModuleExt.java:35)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getModulePassword(SecurePreferencesRoot.java:259)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesRoot.getPassword(SecurePreferencesRoot.java:224)
      at org.eclipse.equinox.internal.security.storage.SecurePreferences.get(SecurePreferences.java:262)
      at org.eclipse.equinox.internal.security.storage.SecurePreferencesWrapper.get(SecurePreferencesWrapper.java:106)
      at org.eclipse.core.internal.net.ProxyType.loadProxyAuth(ProxyType.java:537)
      at org.eclipse.core.internal.net.ProxyType.createProxyData(ProxyType.java:138)
      at org.eclipse.core.internal.net.ProxyType.getProxyData(ProxyType.java:127)
      at org.eclipse.core.internal.net.ProxyType.initialize(ProxyType.java:517)
      at org.eclipse.core.internal.net.ProxyManager.initialize(ProxyManager.java:274)
      at org.eclipse.core.internal.net.Activator.start(Activator.java:181)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:711)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:702)
      ... 103 more

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:52:03.922
      !MESSAGE Widget disposed too early for part org.eclipse.ui.console.ConsoleView
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.console.ConsoleView
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:52:03.922
      !MESSAGE Widget disposed too early for part org.eclipse.ui.views.ContentOutline
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.ui.views.ContentOutline
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:52:03.922
      !MESSAGE Widget disposed too early for part org.springframework.ide.eclipse.ui.navigator.springExplorer
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.springframework.ide.eclipse.ui.navigator.springExplorer
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:52:03.938
      !MESSAGE Widget disposed too early for part org.eclipse.mylyn.tasks.ui.views.tasks
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.mylyn.tasks.ui.views.tasks
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:52:03.984
      !MESSAGE Widget disposed too early for part org.eclipse.wst.server.ui.ServersView
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.wst.server.ui.ServersView
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.ui.workbench 4 0 2015-08-20 19:52:03.984
      !MESSAGE Widget disposed too early for part org.eclipse.jdt.ui.PackageExplorer
      !STACK 0
      java.lang.RuntimeException: Widget disposed too early for part org.eclipse.jdt.ui.PackageExplorer
      at org.eclipse.ui.internal.WorkbenchPartReference$1.widgetDisposed(WorkbenchPartReference.java:171)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:123)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1058)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:808)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:873)
      at org.eclipse.swt.widgets.Canvas.releaseChildren(Canvas.java:167)
      at org.eclipse.swt.widgets.Decorations.releaseChildren(Decorations.java:790)
      at org.eclipse.swt.widgets.Shell.releaseChildren(Shell.java:1290)
      at org.eclipse.swt.widgets.Widget.release(Widget.java:811)
      at org.eclipse.swt.widgets.Widget.dispose(Widget.java:446)
      at org.eclipse.swt.widgets.Decorations.dispose(Decorations.java:448)
      at org.eclipse.swt.widgets.Shell.dispose(Shell.java:715)
      at org.eclipse.swt.widgets.Display.release(Display.java:3808)
      at org.eclipse.swt.graphics.Device.dispose(Device.java:295)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.osgi 4 0 2015-08-20 19:52:04.094
      !MESSAGE Application error
      !STACK 1
      java.lang.NoClassDefFoundError: An error occurred while automatically activating bundle org.eclipse.core.net (136).
      at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor.activateProxyService(IDEWorkbenchAdvisor.java:290)
      at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor.postStartup(IDEWorkbenchAdvisor.java:270)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2636)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
      at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

      !ENTRY org.eclipse.core.jobs 4 2 2015-08-20 19:52:04.281
      !MESSAGE An internal error occurred during: "Initializing Spring Tooling".
      !STACK 0
      java.lang.IllegalStateException: BundleContext is no longer valid
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.checkValid(BundleContextImpl.java:931)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.getBundle(BundleContextImpl.java:121)
      at org.springframework.ide.eclipse.beans.core.internal.model.namespaces.NamespaceManager.maybeAddNamespaceHandlerFor(NamespaceManager.java:88)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.initNamespaceHandlers(BeansCorePlugin.java:345)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin$2.run(BeansCorePlugin.java:173)
      at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

      !ENTRY org.springframework.ide.eclipse.beans.core 4 0 2015-08-20 19:52:04.281
      !MESSAGE FrameworkEvent ERROR
      !STACK 0
      org.osgi.framework.BundleException: Exception in org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop() of bundle org.springframework.ide.eclipse.beans.core.
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:791)
      at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
      at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
      at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
      at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
      at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
      Caused by: org.eclipse.core.runtime.AssertionFailedException: null argument:
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
      at org.eclipse.core.internal.events.ResourceChangeListenerList.remove(ResourceChangeListenerList.java:146)
      at org.eclipse.core.internal.events.NotificationManager.removeListener(NotificationManager.java:305)
      at org.eclipse.core.internal.resources.Workspace.removeResourceChangeListener(Workspace.java:2302)
      at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.stop(BeansModel.java:165)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop(BeansCorePlugin.java:195)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
      ... 19 more
      Root exception:
      org.eclipse.core.runtime.AssertionFailedException: null argument:
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
      at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
      at org.eclipse.core.internal.events.ResourceChangeListenerList.remove(ResourceChangeListenerList.java:146)
      at org.eclipse.core.internal.events.NotificationManager.removeListener(NotificationManager.java:305)
      at org.eclipse.core.internal.resources.Workspace.removeResourceChangeListener(Workspace.java:2302)
      at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.stop(BeansModel.java:165)
      at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.stop(BeansCorePlugin.java:195)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:771)
      at java.security.AccessController.doPrivileged(Native Method)
      at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:764)
      at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:510)
      at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:566)
      at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1206)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:592)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257)
      at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215)
      at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:284)
      at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:692)
      at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:600)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:399)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:199)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1414)

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            kadam_ac Akshay Kadam
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              Updated:
              Resolved: