Hi Borut, It is likely that the accountRequest object is null, what is this object? is it an SSO?
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Please visit http://www.albourne.com/email.html for important additional terms relating to this e-mail. ----- Original Message ----- From: "Borut Bolčina" <borut.bolc...@gmail.com> To: "List Tapestry User" <users@tapestry.apache.org> Sent: Tuesday, 4 August, 2009 10:46:19 GMT +02:00 Athens, Beirut, Bucharest, Istanbul Subject: Form component (and logger) sometimes null Hello, I get this error in the production log sometimes which I can not reproduce: [30 Jul 2009 07:45:32.046] WARN : EXCEPTION IN ONVALIDATEFORM java.lang.NullPointerException at si.najdi.identity.server.pages.account.SignupWizard.onValidateForm(SignupWizard.java:409) at si.najdi.identity.server.pages.account.SignupWizard.dispatchComponentEvent(SignupWizard.java) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl.dispatchEvent(ComponentPageElementImpl.java:886) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl.triggerContextEvent(ComponentPageElementImpl.java:1059) at org.apache.tapestry5.internal.structure.InternalComponentResourcesImpl.triggerContextEvent(InternalComponentResourcesImpl.java:228) at org.apache.tapestry5.corelib.components.Form.fireValidateFormEvent(Form.java:430) at org.apache.tapestry5.corelib.components.Form._$advised$onAction(Form.java:395) at org.apache.tapestry5.corelib.components.Form$onAction$invocation_122c06695b0.invokeAdvisedMethod(Form$onAction$invocation_122c06695b0.java) at org.apache.tapestry5.internal.services.AbstractComponentMethodInvocation.proceed(AbstractComponentMethodInvocation.java:71) at org.apache.tapestry5.ioc.internal.services.LoggingAdvice.advise(LoggingAdvice.java:37) at org.apache.tapestry5.internal.transform.LogWorker$1.advise(LogWorker.java:54) at org.apache.tapestry5.internal.services.AbstractComponentMethodInvocation.proceed(AbstractComponentMethodInvocation.java:80) at org.apache.tapestry5.corelib.components.Form.onAction(Form.java) at org.apache.tapestry5.corelib.components.Form.dispatchComponentEvent(Form.java) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl.dispatchEvent(ComponentPageElementImpl.java:894) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl.triggerContextEvent(ComponentPageElementImpl.java:1059) at org.apache.tapestry5.internal.services.ComponentEventRequestHandlerImpl.handle(ComponentEventRequestHandlerImpl.java:68) at org.apache.tapestry5.internal.services.ImmediateActionRenderResponseFilter.handle(ImmediateActionRenderResponseFilter.java:42) at $ComponentEventRequestHandler_122c065f107.handle($ComponentEventRequestHandler_122c065f107.java) at org.apache.tapestry5.internal.services.AjaxFilter.handle(AjaxFilter.java:42) at $ComponentEventRequestHandler_122c065f107.handle($ComponentEventRequestHandler_122c065f107.java) at org.apache.tapestry5.services.TapestryModule$44.handle(TapestryModule.java:2105) at $ComponentEventRequestHandler_122c065f107.handle($ComponentEventRequestHandler_122c065f107.java) at $ComponentEventRequestHandler_122c065f03d.handle($ComponentEventRequestHandler_122c065f03d.java) at org.apache.tapestry5.internal.services.ComponentEventDispatcher.dispatch(ComponentEventDispatcher.java:127) at $Dispatcher_122c065f040.dispatch($Dispatcher_122c065f040.java) at $Dispatcher_122c065f032.dispatch($Dispatcher_122c065f032.java) at org.apache.tapestry5.services.TapestryModule$17.service(TapestryModule.java:1029) at nu.localhost.tapestry5.springsecurity.services.internal.RequestFilterWrapper$1.doFilter(RequestFilterWrapper.java:60) at nu.localhost.tapestry5.springsecurity.services.internal.SpringSecurityExceptionTranslationFilter.doFilterHttp(SpringSecurityExceptionTranslationFilter.java:100) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.RequestFilterWrapper.service(RequestFilterWrapper.java:55) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at org.apache.tapestry5.internal.services.LocalizationFilter.service(LocalizationFilter.java:42) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:26) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:621) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:611) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:85) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:93) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:84) at org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:83) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:106) at $RequestHandler_122c065f033.service($RequestHandler_122c065f033.java) at $RequestHandler_122c065f029.service($RequestHandler_122c065f029.java) at org.apache.tapestry5.services.TapestryModule$16.service(TapestryModule.java:1007) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:109) at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestFilter_122c065f027.service($HttpServletRequestFilter_122c065f027.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at nu.localhost.tapestry5.springsecurity.services.internal.SpringSecurityExceptionTranslationFilter.doFilterHttp(SpringSecurityExceptionTranslationFilter.java:100) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestFilter_122c065f026.service($HttpServletRequestFilter_122c065f026.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestFilter_122c065f025.service($HttpServletRequestFilter_122c065f025.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:109) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestFilter_122c065f024.service($HttpServletRequestFilter_122c065f024.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:277) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestFilter_122c065f023.service($HttpServletRequestFilter_122c065f023.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper$1.doFilter(HttpServletRequestFilterWrapper.java:56) at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:235) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at nu.localhost.tapestry5.springsecurity.services.internal.HttpServletRequestFilterWrapper.service(HttpServletRequestFilterWrapper.java:52) at $HttpServletRequestFilter_122c065f022.service($HttpServletRequestFilter_122c065f022.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62) at $HttpServletRequestFilter_122c065f021.service($HttpServletRequestFilter_122c065f021.java) at $HttpServletRequestHandler_122c065f02a.service($HttpServletRequestHandler_122c065f02a.java) at $HttpServletRequestHandler_122c065f020.service($HttpServletRequestHandler_122c065f020.java) at org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:179) 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:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.ha.session.JvmRouteBinderValve.invoke(JvmRouteBinderValve.java:209) at org.apache.catalina.ha.tcp.ReplicationValve.invoke(ReplicationValve.java:347) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:419) at org.apache.coyote.ajp.AjpAprProtocol$AjpConnectionHandler.process(AjpAprProtocol.java:378) at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:1978) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:619) JAVA =========== @Component(id = "form") private Form _form; ... void onValidateForm() { try { ... if (!accountRequest.getPassword().equals(accountRequest.getRepeatPassword())) { //logger.debug("Passwords at registration do not match."); _form.recordError("Passwords do not match."); } break; ... } catch (Exception e) { logger.warn("EXCEPTION IN ONVALIDATEFORM",e); _form.recordError("Sorry, an error occured."); } } ... It might be of value that also logger was null sometimes, that is why I commented it as you can see. Using T 5.0.18. Thanks for any hint, borut --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org
