An Error Occurred:

javax.el.ELException: /portal.xhtml @25,32 value="#{viewer.tree}": Error reading 'tree' on type nl.digdas.portal.view.Viewer_$$_javassist_seam_2

+ Stack Trace

javax.faces.FacesException: javax.el.ELException: /portal.xhtml @25,32 value="#{viewer.tree}": Error reading 'tree' on type nl.digdas.portal.view.Viewer_$$_javassist_seam_2
	at javax.faces.component.UIData.getValue(UIData.java:585)
	at org.ajax4jsf.component.UIDataAdaptor.getValue(UIDataAdaptor.java:1644)
	at org.jboss.seam.ui.component.UISeamCommandBase.getSelection(UISeamCommandBase.java:152)
	at org.jboss.seam.ui.component.UISeamCommandBase.getUrl(UISeamCommandBase.java:114)
	at org.jboss.seam.ui.renderkit.LinkRendererBase.doEncodeBegin(LinkRendererBase.java:26)
	at org.jboss.seam.ui.util.cdk.RendererBase.encodeBegin(RendererBase.java:79)
	at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:788)
	at org.ajax4jsf.renderkit.RendererBase.renderChild(RendererBase.java:280)
	at org.ajax4jsf.renderkit.RendererBase.renderChildren(RendererBase.java:262)
	at org.ajax4jsf.renderkit.RendererBase.renderChild(RendererBase.java:284)
	at org.richfaces.renderkit.TreeRendererBase$DataVisitorWithLastElement.process(TreeRendererBase.java:254)
	at org.richfaces.model.AbstractTreeDataModel.processElement(AbstractTreeDataModel.java:116)
	at org.richfaces.model.TreeDataModel.doWalk(TreeDataModel.java:114)
	at org.richfaces.model.TreeDataModel.doWalk(TreeDataModel.java:159)
	at org.richfaces.model.TreeDataModel.doWalk(TreeDataModel.java:159)
	at org.richfaces.model.TreeDataModel.walk(TreeDataModel.java:183)
	at org.richfaces.component.UITree.walk(UITree.java:422)
	at org.richfaces.renderkit.TreeRendererBase.writeContent(TreeRendererBase.java:655)
	at org.richfaces.renderkit.TreeRendererBase.encodeChildren(TreeRendererBase.java:601)
	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)
	at org.ajax4jsf.renderkit.RendererBase.renderChild(RendererBase.java:282)
	at org.ajax4jsf.renderkit.RendererBase.renderChildren(RendererBase.java:262)
	at org.richfaces.renderkit.html.PanelRenderer.doEncodeChildren(PanelRenderer.java:220)
	at org.richfaces.renderkit.html.PanelRenderer.doEncodeChildren(PanelRenderer.java:215)
	at org.ajax4jsf.renderkit.RendererBase.encodeChildren(RendererBase.java:121)
	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)
	at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeRecursive(HtmlBasicRenderer.java:271)
	at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeRecursive(HtmlBasicRenderer.java:276)
	at com.sun.faces.renderkit.html_basic.GridRenderer.encodeChildren(GridRenderer.java:242)
	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)
	at javax.faces.component.UIComponent.encodeAll(UIComponent.java:886)
	at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
	at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:592)
	at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100)
	at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176)
	at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)
	at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
	at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)
	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at nl.digdas.portal.entity.DisableUrlSessionFilter.doFilter(DisableUrlSessionFilter.java:137)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
	at org.jboss.seam.web.IdentityFilter.doFilter(IdentityFilter.java:40)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:90)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:73)
	at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178)
	at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)
	at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:390)
	at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:517)
	at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:56)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:60)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.web.HotDeployFilter.doFilter(HotDeployFilter.java:53)
	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
	at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432)
	at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
	at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
	at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:437)
	at org.apache.coyote.ajp.AjpProtocol$AjpConnectionHandler.process(AjpProtocol.java:366)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
	at java.lang.Thread.run(Thread.java:662)
Caused by: javax.el.ELException: /portal.xhtml @25,32 value="#{viewer.tree}": Error reading 'tree' on type nl.digdas.portal.view.Viewer_$$_javassist_seam_2
	at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:76)
	at javax.faces.component.UIData.getValue(UIData.java:582)
	... 83 more
Caused by: javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not execute query
	at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:629)
	at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:73)
	at nl.digdas.portal.view.Viewer.addPages(Viewer.java:182)
	at nl.digdas.portal.view.Viewer.addPages(Viewer.java:186)
	at nl.digdas.portal.view.Viewer.getTree(Viewer.java:198)
	at sun.reflect.GeneratedMethodAccessor249.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.jboss.seam.util.Reflections.invoke(Reflections.java:22)
	at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32)
	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
	at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)
	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
	at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:77)
	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
	at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)
	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
	at org.jboss.seam.core.SynchronizationInterceptor.aroundInvoke(SynchronizationInterceptor.java:32)
	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
	at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
	at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185)
	at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:103)
	at nl.digdas.portal.view.Viewer_$$_javassist_seam_2.getTree(Viewer_$$_javassist_seam_2.java)
	at sun.reflect.GeneratedMethodAccessor247.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at javax.el.BeanELResolver.getValue(BeanELResolver.java:62)
	at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53)
	at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:64)
	at org.jboss.el.parser.AstPropertySuffix.getValue(AstPropertySuffix.java:53)
	at org.jboss.el.parser.AstValue.getValue(AstValue.java:67)
	at org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
	at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
	... 84 more
Caused by: org.hibernate.exception.JDBCConnectionException: could not execute query
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:74)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.loader.Loader.doList(Loader.java:2223)
	at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
	at org.hibernate.loader.Loader.list(Loader.java:2099)
	at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
	at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
	at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
	at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
	at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
	at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:64)
	... 115 more
Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

Last packet sent to the server was 102 ms ago.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2873)
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2763)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3299)
	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1837)
	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1961)
	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2543)
	at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1737)
	at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1888)
	at org.jboss.resource.adapter.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:236)
	at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
	at org.hibernate.loader.Loader.getResultSet(Loader.java:1787)
	at org.hibernate.loader.Loader.doQuery(Loader.java:674)
	at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
	at org.hibernate.loader.Loader.doList(Loader.java:2220)
	... 123 more
Caused by: java.io.EOFException: Can not read response from server. Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost.
	at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2332)
	at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2774)
	... 136 more

+ Component Tree

<AjaxViewRoot id="_viewRoot" immediate="false" locale="en" renderKitId="HTML_BASIC" renderRegionOnly="false" rendered="true" selfRendered="false" submitted="false" transient="false" viewId="/portal.xhtml">
<!DOCTYPE composition PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" >
<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/> <link href="stylesheet/theme.css" rel="stylesheet" type="text/css"/> <style type="text/css"> #{viewer.cssContent} </style> <title>#{viewer.title}</title> </head> <body>
<HtmlPanelGrid border="-2147483648" columns="2" id="j_id2" rendered="true" transient="false">
<HtmlColumn breakBefore="false" colspan="-2147483648" filterEvent="onchange" filterExpression="false" footerClass="" headerClass="" id="j_id3" label="" rendered="true" rowspan="-2147483648" selfSorted="true" sortOrder="UNSORTED" sortable="true" transient="false" visible="true" width="170px">
<HtmlPanel id="j_id4" rendered="true" transient="false">
header
Menu
<HtmlTree acceptCursors="" adviseNodeOpened="#{viewer.adviseNodeOpened}" ajaxSingle="false" ajaxSubmitSelection="false" bypassUpdates="false" componentState="org.richfaces.component.state.TreeState@1aa345b4" disableKeyboardNavigation="false" first="0" grabCursors="" grabbingCursors="" id="j_id6" ignoreDupResponses="false" immediate="false" limitToList="false" nodeFace="page" preserveDataInRequest="true" preserveModel="request" rejectCursors="" rendered="true" requestDelay="-2147483648" rowIndex="-1" rowKeyConverter="org.richfaces.component.UITree$2@30a29837" rows="0" showConnectingLines="true" style="width:170px" switchType="client" timeout="-2147483648" toggleOnClick="false" transient="false" var="item">
<HtmlTreeNode acceptCursors="" ajaxSingle="false" ajaxSubmitSelection="inherit" bypassUpdates="false" grabCursors="" grabbingCursors="" id="j_id7" ignoreDupResponses="false" limitToList="false" nodeClass="" rejectCursors="" rendered="true" requestDelay="-2147483648" timeout="-2147483648" transient="false" type="page">
<HtmlLink action=" disabled="false" id="page" immediate="false" includePageParams="true" propagation="default" rendered="true" transient="false">
<UIParameter id="j_id8" name="page" rendered="true" transient="false"/>
<UIParameter id="j_id9" name="site" rendered="true" transient="false"/>
</HtmlLink>
</HtmlTreeNode>
</HtmlTree>
</HtmlPanel>
</HtmlColumn>
<HtmlColumn breakBefore="false" colspan="-2147483648" filterEvent="onchange" filterExpression="false" footerClass="" headerClass="" id="j_id10" label="" rendered="true" rowspan="-2147483648" selfSorted="true" sortOrder="UNSORTED" sortable="true" transient="false" visible="true" width="100%">
<HtmlPanel id="j_id11" rendered="true" styleClass="width:100%" transient="false">
header
#{viewer.title}
<HtmlFormattedText id="j_id13" rendered="true" transient="false"/>
</HtmlPanel>
</HtmlColumn>
</HtmlPanelGrid>
</body> </html>
</AjaxViewRoot>

+ Scoped Variables

Request Parameters
NameValue
cid43608502
page48
sitedigdas.nl
Request Attributes
NameValue
ajaxContextorg.ajax4jsf.context.AjaxContextImpl@2f07b341
Session Attributes
NameValue
myWebsitenl.digdas.portal.entity.Website@66c8d6aa
websiteValidtrue
Application Attributes
NameValue
portalEntityManagerFactoryorg.jboss.seam.persistence.EntityManagerFactory@66ce17c6
securityRulesorg.jboss.seam.drools.RuleBase@647afce4
25-okt-2025 19:35:42 - Generated by Facelets