The standalone eclipse-bundle provided on the webdsl.org may be updated to Eclipse Juno.

Tomcat server works fine, J2EE preview server seems to have some trouble:

Starting preview server on port 8080

Modules:
  J2EE-test (/J2EE-test)

2013-06-10 16:30:53.554:INFO:oejs.Server:jetty-8.1.3.v20120522
2013-06-10 16:30:54.515:WARN:oejw.WebAppContext:Failed startup of context o.e.j.w.WebAppContext{/J2EE-test,file:/home/elmer/workspace-juno/J2EE-test/WebContent/},/home/elmer/workspace-juno/J2EE-test/WebContent
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.eclipse.jetty.webapp.IterativeDescriptorProcessor.visit(IterativeDescriptorProcessor.java:80)
	at org.eclipse.jetty.webapp.IterativeDescriptorProcessor.process(IterativeDescriptorProcessor.java:67)
	at org.eclipse.jetty.webapp.MetaData.resolve(MetaData.java:332)
	at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1219)
	at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:699)
	at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:454)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
	at org.eclipse.jetty.server.handler.HandlerCollection.doStart(HandlerCollection.java:224)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
	at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:90)
	at org.eclipse.jetty.server.Server.doStart(Server.java:262)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
	at org.eclipse.wst.server.preview.internal.PreviewStarter.run(PreviewStarter.java:72)
	at org.eclipse.wst.server.preview.internal.PreviewStarter.main(PreviewStarter.java:29)
Caused by: 
java.lang.ClassCastException: org.eclipse.wst.server.preview.internal.WTPErrorHandler cannot be cast to org.eclipse.jetty.servlet.ErrorPageErrorHandler
	at org.eclipse.jetty.webapp.StandardDescriptorProcessor.visitErrorPage(StandardDescriptorProcessor.java:1117)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.eclipse.jetty.webapp.IterativeDescriptorProcessor.visit(IterativeDescriptorProcessor.java:80)
	at org.eclipse.jetty.webapp.IterativeDescriptorProcessor.process(IterativeDescriptorProcessor.java:67)
	at org.eclipse.jetty.webapp.MetaData.resolve(MetaData.java:332)
	at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1219)
	at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:699)
	at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:454)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
	at org.eclipse.jetty.server.handler.HandlerCollection.doStart(HandlerCollection.java:224)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
	at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:90)
	at org.eclipse.jetty.server.Server.doStart(Server.java:262)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:59)
	at org.eclipse.wst.server.preview.internal.PreviewStarter.run(PreviewStarter.java:72)
	at org.eclipse.wst.server.preview.internal.PreviewStarter.main(PreviewStarter.java:29)
2013-06-10 16:30:54.530:INFO:oejs.AbstractConnector:Started SelectChannelConnector@0.0.0.0:8080

Submitted by Elmer van Chastelet on 10 June 2013 at 14:33