:shock: Bom… Não tem mais o Smile que eu gostava ( :scrambleup: ), então vai de :shock: mesmo…
:arrow: O problema: eu estou usando JSF (implementação da IBM) e JBoss 4.0.0 e tenho tido o problema postado abaixo com uma frequência assustadora. Aparentemente a sessão pára de funcionar quando eu coloco determinados beans em seu escopo… A partir daí nada mais funciona. Alguma idéia? Colei a saída do JBoss aí em baixo para ver se ajuda. Os mesmos códigos JSF colocando objetos de outras classes na sessão funcionam… Alguns tipo de objetos apenas dão problemas (em determinadas páginas apenas).
14:44:26,187 ERROR [Engine] StandardWrapperValve[Faces Servlet]:Servlet.service()for servlet Faces Servlet threw exception
javax.faces.el.PropertyNotFoundException: Can’t instantiate class: ‘Can’t instantiate class: ‘my.package.name.MyClassNameHere’.’.at com.sun.faces.application.ApplicationImpl.createAndMaybeStoreManagedBeans(ApplicationImpl.java:872) at com.sun.faces.el.VariableResolverImpl.resolveVariable(VariableResolverImpl.java:79) at com.ibm.faces.databind.SelectItemsVarResolver.resolveVariable(SelectItemsVarResolver.java:40) at com.ibm.faces.application.SuperVariableResolver.resolveVariable(SuperVariableResolver.java:31) at com.sun.faces.el.impl.NamedValue.evaluate(NamedValue.java:125) at com.sun.faces.el.impl.ComplexValue.evaluate(ComplexValue.java:146) at com.sun.faces.el.impl.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:238 ) at com.sun.faces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:155) at com.sun.faces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:136) at javax.faces.component.UIOutput.getValue(UIOutput.java:147) at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getValue(HtmlBasicInputRenderer.java:81) at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.getCurrentValue(HtmlBasicRenderer.java:192) at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:170) at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:712) at javax.faces.webapp.UIComponentTag.encodeEnd(UIComponentTag.java:604) at javax.faces.webapp.UIComponentTag.doEndTag(UIComponentTag.java:527) at com.sun.faces.taglib.html_basic.InputTextTag.doEndTag(InputTextTag.java:518 ) at org.apache.jsp.cadastroDeAluno_jsp._jspx_meth_h_inputText_0(cadastroDeAluno_jsp.java:945) at org.apache.jsp.cadastroDeAluno_jsp._jspx_meth_h_form_0(cadastroDeAluno_jsp.java:257) at org.apache.jsp.cadastroDeAluno_jsp._jspx_meth_hx_scriptCollector_0(cadastroDeAluno_jsp.java:196) at org.apache.jsp.cadastroDeAluno_jsp._jspx_meth_f_view_0(cadastroDeAluno_jsp.java:167) at org.apache.jsp.cadastroDeAluno_jsp._jspService(cadastroDeAluno_jsp.java:133) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:474) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:409) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:312) at com.ibm.faces.context.MultipartExternalContextImpl.dispatch(MultipartExternalContextImpl.java:320) at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:142) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:200) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:117) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198 ) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198 ) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:44) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:169) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118 ) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705) at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683) at java.lang.Thread.run(Thread.java:534)</blockquote>[size=9]Editado para tirar uns smiles da pilha de exceções postada acima[/size]