I just downloaded the latest Vaadin 7.0-SNAPSHOT to get around issue described in Ticket #9175 (Label throws UnsupportedOperationException).
All I did was change my vaadin dependency version in the maven pom file from 7.0.0.alpha3 to 7.0-SNAPSHOT, which worked fine.
However when I run my application I get the error below. I am not sure where it is coming from since I dont use portlet. Is there any change in the beta version that would explain this error? how to fix it?
Thanks
com.vaadin.terminal.gwt.server.ServletPortletHelper$ApplicationClassException: UI init parameter not defined
at com.vaadin.terminal.gwt.server.ServletPortletHelper.verifyUIClass(ServletPortletHelper.java:72)
at com.vaadin.terminal.gwt.server.ServletPortletHelper.getApplicationClass(ServletPortletHelper.java:53)
at com.vaadin.terminal.gwt.server.ApplicationServlet.init(ApplicationServlet.java:59)
at org.eclipse.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:471)
at org.eclipse.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:356)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:575)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1324)
at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:380)
at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1295)
at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:77)
at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:230)
at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1295)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:440)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:131)
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:524)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:225)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1033)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:369)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:967)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:129)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250)
at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)
at org.eclipse.jetty.server.Server.handle(Server.java:358)
at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:452)
at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:884)
at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:938)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:630)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:230)
at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:77)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:622)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:46)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:603)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:538)
at java.lang.Thread.run(Thread.java:662)