SendToUser fails with springframework-version 4.2.0.RELEASE

[darionis]

Error handler in PortfolioController fails with the follwoing stack trace

16:25:04 [clientInboundChannel-2] WebSocketAnnotationMethodMessageHandler[ERROR] - Error while processing handler method exception
java.lang.IllegalArgumentException: interface org.springframework.messaging.simp.annotation.SendToUser is not visible from class loader
        at java.lang.reflect.Proxy$ProxyClassFactory.apply(Proxy.java:581)
        at java.lang.reflect.Proxy$ProxyClassFactory.apply(Proxy.java:557)
        at java.lang.reflect.WeakCache$Factory.get(WeakCache.java:230)
        at java.lang.reflect.WeakCache.get(WeakCache.java:127)
        at java.lang.reflect.Proxy.getProxyClass0(Proxy.java:419)
        at java.lang.reflect.Proxy.newProxyInstance(Proxy.java:719)
        at org.springframework.core.annotation.AnnotationUtils.synthesizeAnnotation(AnnotationUtils.java:1231)
        at org.springframework.core.annotation.AnnotationUtils.findAnnotation(AnnotationUtils.java:490)
        at org.springframework.core.annotation.AnnotationUtils.findAnnotation(AnnotationUtils.java:551)
        at org.springframework.messaging.handler.HandlerMethod.getMethodAnnotation(HandlerMethod.java:214)
        at org.springframework.messaging.handler.HandlerMethod$HandlerMethodParameter.getMethodAnnotation(HandlerMethod.java:275)
        at org.springframework.messaging.simp.annotation.support.SendToMethodReturnValueHandler.supportsReturnType(SendToMethodReturnValueHandler.java:136)
        at org.springframework.messaging.handler.invocation.HandlerMethodReturnValueHandlerComposite.getReturnValueHandler(HandlerMethodReturnValueHandlerComposite.java:85)
        at org.springframework.messaging.handler.invocation.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:96)
        at org.springframework.messaging.handler.invocation.AbstractMethodMessageHandler.processHandlerMethodException(AbstractMethodMessageHandler.java:503)
        at org.springframework.messaging.handler.invocation.AbstractMethodMessageHandler.handleMatch(AbstractMethodMessageHandler.java:478)
        at org.springframework.messaging.simp.annotation.support.SimpAnnotationMethodMessageHandler.handleMatch(SimpAnnotationMethodMessageHandler.java:482)
        at org.springframework.messaging.simp.annotation.support.SimpAnnotationMethodMessageHandler.handleMatch(SimpAnnotationMethodMessageHandler.java:86)
        at org.springframework.messaging.handler.invocation.AbstractMethodMessageHandler.handleMessageInternal(AbstractMethodMessageHandler.java:423)
        at org.springframework.messaging.handler.invocation.AbstractMethodMessageHandler.handleMessage(AbstractMethodMessageHandler.java:361)
        at org.springframework.messaging.support.ExecutorSubscribableChannel$SendTask.run(ExecutorSubscribableChannel.java:135)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)

Actually any method annotated with @SendToUser will fail with spring 4.2.0.RELEASE, but it works with 4.2.0.RC1.

[rstoyanchev]

I've created a ticket in the Spring Framework issue tracker.
https://jira.spring.io/browse/SPR-13634

Thanks!