Type Exception Report
Message Cannot create a session after the response has been committed
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
javax.servlet.ServletException: Cannot create a session after the response has been committed javax.faces.webapp.FacesServlet.service(FacesServlet.java:659) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
Root Cause
java.lang.IllegalStateException: Cannot create a session after the response has been committed org.apache.catalina.connector.Request.doGetSession(Request.java:2975) org.apache.catalina.connector.Request.getSession(Request.java:2422) org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:650) com.sun.faces.context.ExternalContextImpl.getSession(ExternalContextImpl.java:166) com.sun.faces.application.view.ViewScopeManager.processPostConstructViewMap(ViewScopeManager.java:277) com.sun.faces.application.view.ViewScopeManager.processEvent(ViewScopeManager.java:246) com.sun.faces.application.view.ViewScopeEventListener.processEvent(ViewScopeEventListener.java:68) javax.faces.event.SystemEvent.processListener(SystemEvent.java:108) javax.faces.event.ComponentSystemEvent.processListener(ComponentSystemEvent.java:118) com.sun.faces.application.ApplicationImpl.processListeners(ApplicationImpl.java:2190) com.sun.faces.application.ApplicationImpl.invokeListenersFor(ApplicationImpl.java:2163) com.sun.faces.application.ApplicationImpl.publishEvent(ApplicationImpl.java:296) com.sun.faces.application.ApplicationImpl.publishEvent(ApplicationImpl.java:247) javax.faces.component.UIViewRoot.getViewMap(UIViewRoot.java:1557) javax.faces.component.UIViewRoot.getViewMap(UIViewRoot.java:1502) com.sun.faces.mgbean.BeanManager$ScopeManager$ViewScopeHandler.handle(BeanManager.java:550) com.sun.faces.mgbean.BeanManager$ScopeManager.pushToScope(BeanManager.java:458) com.sun.faces.mgbean.BeanManager.createAndPush(BeanManager.java:410) com.sun.faces.mgbean.BeanManager.create(BeanManager.java:269) com.sun.faces.el.ManagedBeanELResolver.resolveBean(ManagedBeanELResolver.java:257) com.sun.faces.el.ManagedBeanELResolver.getValue(ManagedBeanELResolver.java:117) com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176) com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203) org.apache.el.parser.AstIdentifier.getValue(AstIdentifier.java:93) org.apache.el.parser.AstValue.getValue(AstValue.java:136) org.apache.el.parser.AstFunction.getValue(AstFunction.java:177) org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:189) com.sun.faces.facelets.el.ELText$ELTextVariable.writeText(ELText.java:238) com.sun.faces.facelets.el.ELText$ELTextComposite.writeText(ELText.java:154) com.sun.faces.facelets.compiler.TextInstruction.write(TextInstruction.java:85) com.sun.faces.facelets.compiler.UIInstructions.encodeBegin(UIInstructions.java:82) com.sun.faces.facelets.compiler.UILeaf.encodeAll(UILeaf.java:183) javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859) javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859) com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:456) com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:133) com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219) javax.faces.webapp.FacesServlet.service(FacesServlet.java:647) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
Note A pilha de erros completa da causa principal está disponível nos logs do servidor.