I‘m on TomEE 1.7.1, MyFaces 2.2.6, PrimeFaces 5.1.5. Log’s are currently exploding with the error messages like one at the bottom.
The page /portal/legalAct is using templating; many <ui:decorate> that are using many <ui:decorate> again; often ui:decorate template is like this: <ui:decorate template="/WEB-INF/templates/legalActSideALinkedDocuments.xhtml"> <ui:param name="linkTypeCodeParam" value="#{LinkTypeHolder.LINK_KEIČIANTIS_PAKEITIMAS_TYPE_CODE}"/> <ui:param name="linkedDocumentsParam" value="#{legalActController.keičiantisPakeitimasDocuments}"/> </ui:decorate> legalActSideALinkedDocuments.xhtml: <ui:composition …> <p:tab disabled="#{legalActController.linkedDocumentCount lt 0}" rendered="#{legalActController.linkedDocumentCount lt 0 or !empty linkedDocumentsParam}"> ... </p:tab> </ui:composition> That is, included (decorated actually) part might not be rendered at all. Only ui:composition and ui:decorate are used, no c:if (c namespace is not used at all), no ui:include, no ui:fragment. I think this is some corner case (bug actually). What should I look for (print for debugging) to help find the reason? ERROR 2014-11-30 16:52:12,343 ##### REQUEST ANALYSIS #####: method: POST, requestURL: https://www.e-tar.lt/portal/legalAct.html?documentId=cdba6b00e56911e39ea8c7e1dfdc4b5c, JSF-PHASE: RESTORE_VIEW, AJAX: true, sessionId: C77CE1B76CD9A3435E444B6E243C1096.asHost1 java.lang.IllegalStateException: Error restoring component: mainForm:accordionRight at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:832) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:847) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:847) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:847) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:847) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:847) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:847) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreView(DefaultFaceletsStateManagementStrategy.java:412) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.application.StateManagerImpl.restoreView(StateManagerImpl.java:133) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.shared.view.ViewDeclarationLanguageBase.restoreView(ViewDeclarationLanguageBase.java:104) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.FaceletViewDeclarationLanguage.restoreView(FaceletViewDeclarationLanguage.java:2140) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.application.ViewHandlerImpl.restoreView(ViewHandlerImpl.java:336) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.ocpsoft.rewrite.faces.RewriteViewHandler.restoreView(RewriteViewHandler.java:102) ~[rewrite-integration-faces-2.0.12.Final.jar:2.0.12.Final] at javax.faces.application.ViewHandlerWrapper.restoreView(ViewHandlerWrapper..java:82) ~[myfaces-api-2.2.6.jar:2.2.6] at org.omnifaces.viewhandler.RestorableViewHandler.restoreView(RestorableViewHandler.java:66) ~[omnifaces-1.8.1.jar:1.8.1-20140603] at javax.faces.application.ViewHandlerWrapper.restoreView(ViewHandlerWrapper..java:82) ~[myfaces-api-2.2.6.jar:2.2.6] at org.apache.myfaces.lifecycle.RestoreViewExecutor.execute(RestoreViewExecutor.java:170) ~[myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:196) [myfaces-impl-2.2.6.jar:2.2.6] at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:143) [myfaces-impl-2.2.6.jar:2.2.6] at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198) [myfaces-api-2.2.6.jar:2.2.6] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.55] at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) [tomcat7-websocket.jar:7.0.55] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.55] at org.ocpsoft.rewrite.servlet.RewriteFilter.doFilter(RewriteFilter.java:205) [rewrite-servlet-2.0.12.Final.jar:2.0.12.Final] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:486) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:411) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:338) [catalina.jar:7.0.55] at org.ocpsoft.rewrite.servlet.impl.HttpRewriteResultHandler.handleResult(HttpRewriteResultHandler.java:41) [rewrite-servlet-2.0.12.Final.jar:2.0.12.Final] at org.ocpsoft.rewrite.servlet.RewriteFilter.rewrite(RewriteFilter.java:268) [rewrite-servlet-2.0.12.Final.jar:2.0.12.Final] at org.ocpsoft.rewrite.servlet.RewriteFilter.doFilter(RewriteFilter.java:188) [rewrite-servlet-2.0.12.Final.jar:2.0.12.Final] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.55] at lt.asseco.tar.setup.jsf.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:30) [CharacterEncodingFilter.class:na] at org.omnifaces.filter.HttpFilter.doFilter(HttpFilter.java:77) [omnifaces-1.8.1.jar:1.8.1-20140603] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) [catalina.jar:7.0.55] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) [catalina.jar:7.0.55] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve..java:220) [catalina.jar:7.0.55] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve..java:122) [catalina.jar:7.0.55] at org.apache.tomee.catalina.OpenEJBValve.invoke(OpenEJBValve.java:44) [tomee-catalina-1.7.1.jar:1.7.1] at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501) [catalina.jar:7.0.55] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) [catalina.jar:7.0.55] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) [catalina.jar:7.0.55] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) [catalina.jar:7.0.55] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) [catalina.jar:7.0.55] at org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:188) [tomcat-coyote.jar:7.0.55] at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611) [tomcat-coyote.jar:7.0.55] at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2440) [tomcat-coyote.jar:7.0.55] at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2429) [tomcat-coyote.jar:7.0.55] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_25] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_25] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread..java:61) [tomcat-coyote.jar:7.0.55] at java.lang.Thread.run(Thread.java:745) [na:1.8.0_25] Caused by: java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to javax.faces.component._DeltaList at javax.faces.component.UIComponentBase.restoreState(UIComponentBase.java:2072) ~[myfaces-api-2.2.6.jar:2.2.6] at org.apache.myfaces.view.facelets.DefaultFaceletsStateManagementStrategy.restoreStateFromMap(DefaultFaceletsStateManagementStrategy.java:828) ~[myfaces-impl-2.2.6.jar:2.2.6] ... 56 common frames omitted