[ERROR] FloatBox cannot be resolved to a type when defining a field of type java.lang.Float in gwt project

project --topLevelPackage t.com --projectName t --java 7 --packaging JAR jpa setup --database DERBY_EMBEDDED --provider HIBERNATE 
entity jpa --class ~.domain.Person --testAutomatically
field string --fieldName name
field number --type java.lang.Float --fieldName price
web gwt setup
web gwt all --proxyPackage ~.client.proxy --requestPackage ~.client.request

perform command --mavenCommand gwt:run

[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building t 0.1.0.BUILD-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] n.Person roo>
[INFO] >>> gwt-maven-plugin:2.5.0:run (default-cli) @ t >>>
[INFO] n.Person roo>
[INFO] --- aspectj-maven-plugin:1.4:compile (default) @ t ---
[ERROR] FloatBox cannot be resolved to a type
The command 'mvn.bat gwt:run' did not complete successfully
~.domain.Person roo> [WARNING] advice defined in org.springframework.scheduling.
aspectj.AbstractAsyncExecutionAspect has not been applied [Xlint:adviceDidNotMat
ch]
[WARNING] advice defined in org.springframework.mock.staticmock.AnnotationDrivenStaticEntityMockingControl has not been applied [Xlint:adviceDidNotMatch]
[WARNING] advice defined in org.springframework.mock.staticmock.AbstractMethodMo
ckingControl has not been applied [Xlint:adviceDidNotMatch]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 7.176s
[INFO] Finished at: Wed Dec 04 19:13:20 EST 2013
[INFO] Final Memory: 15M/230M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.mojo:aspectj-maven-plugin:1.4:compile (default) on project t: Compiler errors:
[ERROR] error at FloatBox price;
[ERROR] ^^^rson roo>
[ERROR] D:\Users\mario\Documents\sts\applets\troo\src\main\java\t\com\client\managed\ui\desktop\PersonDesktopEditView_Roo_Gwt.java:41:0::0 FloatBox cannot be resolved to a type
[ERROR] -> [Help 1]>
[ERROR] .Person roo>
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] .Person roo>
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException