Try to debug the getExpressionString in the ValueExpression classes So you should be able to find the causing el
Am Sa., 15. Dez. 2018, 11:07 hat Matthew Broadhead <matthew.broadh...@nbmlaw.co.uk.invalid> geschrieben: > occasionally i get error messages that are very hard to debug because > they don't give enough detail about where the problem occurred. for > instance i have pasted below one which i am currently struggling with. > i have stepped through the myfaces code but it doesn't seem to help me > understand where the error is occurring. > > javax.el.ELException: Cannot convert [false] of type [class > java.lang.Boolean] to [class > uk.me.kissy.database.entities.jpa.accounts.BillTemplateSection] > at org.apache.el.lang.ELSupport.coerceToType(ELSupport.java:576) > at org.apache.el.parser.AstValue.setValue(AstValue.java:202) > at > org.apache.el.ValueExpressionImpl.setValue(ValueExpressionImpl.java:263) > at > > org.apache.webbeans.el22.WrappedValueExpression.setValue(WrappedValueExpression.java:95) > at > > org.apache.myfaces.view.facelets.el.ContextAwareTagValueExpression.setValue(ContextAwareTagValueExpression.java:153) > at > > org.apache.myfaces.view.facelets.el.LocationValueExpression.setValue(LocationValueExpression.java:157) > at javax.faces.component.UIInput.updateModel(UIInput.java:418) > at javax.faces.component.UIInput.processUpdates(UIInput.java:336) > at > > javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1506) > at > > javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1506) > at > > javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1499) > at > > org.apache.myfaces.view.facelets.component.UIRepeat.process(UIRepeat.java:939) > at > > org.apache.myfaces.view.facelets.component.UIRepeat.processUpdates(UIRepeat.java:1245) > at > > javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1506) > at > > javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1499) > at > > org.apache.myfaces.view.facelets.component.UIRepeat.process(UIRepeat.java:939) > at > > org.apache.myfaces.view.facelets.component.UIRepeat.processUpdates(UIRepeat.java:1245) > at javax.faces.component.UIForm.processUpdates(UIForm.java:264) > at > > org.apache.myfaces.context.servlet.PartialViewContextImpl$PhaseAwareVisitCallback.visit(PartialViewContextImpl.java:792) > at > > org.apache.myfaces.component.visit.PartialVisitContext.invokeVisitCallback(PartialVisitContext.java:213) > at javax.faces.component.UIForm.visitTree(UIForm.java:314) > at javax.faces.component.UIComponent.visitTree(UIComponent.java:1047) > at > javax.faces.component.UIComponentBase.visitTree(UIComponentBase.java:1192) > at javax.faces.component.UIComponent.visitTree(UIComponent.java:1047) > at > javax.faces.component.UIComponentBase.visitTree(UIComponentBase.java:1192) > at javax.faces.component.UIComponent.visitTree(UIComponent.java:1047) > at > javax.faces.component.UIComponentBase.visitTree(UIComponentBase.java:1192) > at javax.faces.component.UIComponent.visitTree(UIComponent.java:1047) > at > javax.faces.component.UIComponentBase.visitTree(UIComponentBase.java:1192) > at javax.faces.component.UIComponent.visitTree(UIComponent.java:1047) > at > javax.faces.component.UIComponentBase.visitTree(UIComponentBase.java:1192) > at > > org.apache.myfaces.context.servlet.PartialViewContextImpl.processPartialExecute(PartialViewContextImpl.java:430) > at > > org.apache.myfaces.context.servlet.PartialViewContextImpl.processPartial(PartialViewContextImpl.java:411) > at > > org.primefaces.context.PrimePartialViewContext.processPartial(PrimePartialViewContext.java:57) > at > > javax.faces.context.PartialViewContextWrapper.processPartial(PartialViewContextWrapper.java:85) > at > > org.omnifaces.context.OmniPartialViewContext.processPartial(OmniPartialViewContext.java:144) > at > > javax.faces.component.UIViewRoot$UpdateModelPhaseProcessor.process(UIViewRoot.java:1825) > at javax.faces.component.UIViewRoot._process(UIViewRoot.java:1657) > at > javax.faces.component.UIViewRoot.processUpdates(UIViewRoot.java:918) > at > > org.apache.myfaces.lifecycle.UpdateModelValuesExecutor.execute(UpdateModelValuesExecutor.java:38) > at > > org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:196) > at > org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:143) > at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198) > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) > at > org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) > at org.apache.openejb.server.httpd.EEFilter.doFilter(EEFilter.java:65) > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) > at > > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) > at > > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) > at org.apache.tomee.catalina.OpenEJBValve.invoke(OpenEJBValve.java:44) > at > > org.keycloak.adapters.tomcat.AbstractAuthenticatedActionsValve.invoke(AbstractAuthenticatedActionsValve.java:67) > at > > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:610) > at > > org.keycloak.adapters.tomcat.AbstractKeycloakAuthenticatorValve.invoke(AbstractKeycloakAuthenticatorValve.java:181) > at > > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) > at > > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) > at > > org.apache.tomee.catalina.OpenEJBSecurityListener$RequestCapturer.invoke(OpenEJBSecurityListener.java:97) > at > > org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650) > at > > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) > at > org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:800) > at > > org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) > at > > org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:800) > at > org.apache.tomcat.util.net > .NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1471) > at > org.apache.tomcat.util.net > .SocketProcessorBase.run(SocketProcessorBase.java:49) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) > at > > org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) > at java.lang.Thread.run(Thread.java:748) > >
