[jboss-user] [JBoss Seam] - Re: Classloading problem I think.
x-explorer
do-not-reply at jboss.com
Thu Jan 25 17:01:25 EST 2007
anonymous wrote :
| We've got the same problem with our seam 1.1 project running on JBoss 4.0.5 (current jems 1.2 installer).
|
| We get the following error:
|
| javax.faces.el.EvaluationException: /view/manage/user_search.xhtml @118,174 value="#{messages[selectedObject.title]} #{selectObject.academicTitle}": Cannot get value for expression '#{org.jboss.seam.core.messages}'
| at com.sun.facelets.el.LegacyValueBinding.getValue(LegacyValueBinding.java:60)
| at javax.faces.component.UICommand.getValue(UICommand.java:170)
| at org.apache.myfaces.shared_impl.renderkit.html.HtmlLinkRendererBase.encodeBegin(HtmlLinkRendererBase.java:93)
| at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:512)
| at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:433)
| at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java:419)
| at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:440)
| at org.apache.myfaces.shared_impl.renderkit.html.HtmlTableRendererBase.renderColumnBody(HtmlTableRendererBase.java:332)
| at org.apache.myfaces.shared_impl.renderkit.html.HtmlTableRendererBase.encodeColumnChild(HtmlTableRendererBase.java:301)
| at org.apache.myfaces.shared_impl.renderkit.html.HtmlTableRendererBase.encodeInnerHtml(HtmlTableRendererBase.java:277)
| at org.apache.myfaces.shared_impl.renderkit.html.HtmlTableRendererBase.encodeChildren(HtmlTableRendererBase.java:123)
| at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:524)
| at com.sun.facelets.tag.jsf.ComponentSupport.encodeRecursive(ComponentSupport.java:234)
| at com.sun.facelets.tag.jsf.ComponentSupport.encodeRecursive(ComponentSupport.java:239)
| at com.sun.facelets.tag.jsf.ComponentSupport.encodeRecursive(ComponentSupport.java:239)
| at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:580)
| at org.ajax4jsf.framework.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:101)
| at org.ajax4jsf.framework.ajax.AjaxViewHandler.renderView(AjaxViewHandler.java:222)
| at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:384)
| at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:144)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:46)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:32)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:75)
| at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:213)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
| at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
| at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
| at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
| at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
| at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
| at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
| at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)
| at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
| at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
| at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)
| at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:282)
| at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
| at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
| at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:889)
| at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
| at java.lang.Thread.run(Thread.java:595)
| Caused by: java.lang.NullPointerException
| at org.jboss.mx.loading.RepositoryClassLoader.findClass(RepositoryClassLoader.java:620)
| at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
| at org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:464)
| at org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:405)
| at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
| at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
| at org.jboss.seam.jsf.SeamApplication11.getPropertyResolver(SeamApplication11.java:168)
| at org.apache.myfaces.el.ELParserHelper$MyPropertySuffix.evaluate(ELParserHelper.java:532)
| at org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145)
| at org.apache.myfaces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:383)
| at org.jboss.seam.core.Expressions$1.getValue(Expressions.java:51)
| at org.jboss.seam.Component.getInstanceFromFactory(Component.java:1666)
| at org.jboss.seam.Component.getInstance(Component.java:1615)
| at org.jboss.seam.Component.getInstance(Component.java:1592)
| at org.jboss.seam.jsf.SeamVariableResolver.resolveVariable(SeamVariableResolver.java:46)
| at org.apache.myfaces.config.LastVariableResolverInChain.resolveVariable(LastVariableResolverInChain.java:42)
| at com.sun.facelets.el.LegacyELContext$LegacyELResolver.getValue(LegacyELContext.java:134)
| at com.sun.el.parser.AstIdentifier.getValue(AstIdentifier.java:65)
| at com.sun.el.parser.AstValue.getValue(AstValue.java:106)
| at com.sun.el.parser.AstDeferredExpression.getValue(AstDeferredExpression.java:46)
| at com.sun.el.parser.AstCompositeExpression.getValue(AstCompositeExpression.java:51)
| at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:192)
| at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
| at com.sun.facelets.el.LegacyValueBinding.getValue(LegacyValueBinding.java:56)
| ... 54 more
|
|
| The messages are injected using the following code:
|
| @In(create = true)
| protected Map<String, String> messages;
|
| The error only occurs occasionally and can be reproduced by fast clicking through the pages for some time.
|
Yes, I'm getting the same problems. Anybody has suggestion?
BTW: here is the log information that saying couldn't find component org.
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.Component] trying to inject with hierarchical context search: facesMessages
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.jsf.SeamVariableResolver] resolving name: org
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.Component] seam component not found: org
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.jsf.SeamVariableResolver] could not resolve name
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.intercept.RootInterceptor] intercepted: entityRegistrar.PRE_DESTORY
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.core.Events] Processing event:org.jboss.seam.preRemoveVariable.entityRegistrar
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.core.Events] Processing event:org.jboss.seam.postRemoveVariable.entityRegistrar
| 2007-01-25 16:52:05,640 DEBUG [org.jboss.seam.interceptors.RemoveInterceptor] Stateful component was removed: entityRegistrar
| 2007-01-25 16:52:05,640 ERROR [org.jboss.seam.core.Exceptions] redirecting to debug page
| javax.ejb.EJBException: javax.faces.el.EvaluationException: Cannot get value for expression '#{org.jboss.seam.core.facesMessages}'
| at org.jboss.ejb3.tx.Ejb3TxPolicy.handleExceptionInOurTx(Ejb3TxPolicy.java:69)
| at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:83)
| at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:191)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
|
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