In 3.2.0 a Spring-MVC project did not require to additionally include the spring-web dependency (because it was already a compile-time dependency of spring-webmvc).
In 3.2.1 it is now a provided dependency.
This breaks pretty much every annotated controller (which uses e.g. @RequestMapping,@RequestHeader,@RequestParam...) with:
The workaround is of course trivial, just to include spring-web as additional dependency of the according project:
Was there a reason for the change?
Then perhaps this should be documented in the changelog and/or migration section of the springframework reference document?