Hi everyone,

We are running uPortal 4.0.13 - recently our portlets started timing out 
frequently. The issue doesn't seem to be database related.

This is the error being thrown in the logs - anyone have any advice on 
troubleshooting this issue?

ERROR [uP-PortletExec-4480-guest-RENDER-[mytcc_portal]] Oct/14 02:27:16,745 
dispatcher.Jsr168Dispatcher.[] - Could not execute action
java.lang.reflect.UndeclaredThrowableException
               at com.sun.proxy.$Proxy508.getParameterMap(Unknown Source)
               at 
org.apache.catalina.core.ApplicationHttpRequest.parseParameters(ApplicationHttpRequest.java:755)
               at 
org.apache.catalina.core.ApplicationHttpRequest.getParameterMap(ApplicationHttpRequest.java:389)
               at 
org.apache.pluto.container.impl.HttpServletPortletRequestWrapper.<init>(HttpServletPortletRequestWrapper.java:362)
               at 
org.apache.pluto.container.impl.PortletRequestDispatcherImpl.doDispatch(PortletRequestDispatcherImpl.java:151)
               at 
org.apache.pluto.container.impl.PortletRequestDispatcherImpl.include(PortletRequestDispatcherImpl.java:222)
               at 
org.apache.struts2.portlet.result.PortletResultHelperJSR286.include(PortletResultHelperJSR286.java:49)
               at 
org.apache.struts2.portlet.result.PortletResult.executeMimeResult(PortletResult.java:214)
               at 
org.apache.struts2.portlet.result.PortletResult.doExecute(PortletResult.java:103)
               at 
edu.tcc.portlets.TitleChangePortletResult.doExecute(TitleChangePortletResult.java:26)
               at 
org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:374)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:278)
               at 
org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:256)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)
               at 
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:265)
               at 
org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
               at 
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:138)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:211)
               at 
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:211)
               at 
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:190)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:90)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:243)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:145)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:171)
               at 
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:176)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:192)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:187)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.portlet.interceptor.PortletAwareInterceptor.intercept(PortletAwareInterceptor.java:82)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.portlet.interceptor.PortletStateInterceptor.intercept(PortletStateInterceptor.java:57)
               at 
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)
               at 
org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:54)
               at 
org.apache.struts2.portlet.dispatcher.Jsr168Dispatcher.serviceAction(Jsr168Dispatcher.java:463)
               at 
org.apache.struts2.portlet.dispatcher.Jsr168Dispatcher.render(Jsr168Dispatcher.java:334)
               at 
org.jasig.portal.portlet.container.FilterChainImpl.doFilter(FilterChainImpl.java:184)
               at 
org.jasig.portal.portlet.container.FilterChainImpl.processFilter(FilterChainImpl.java:100)
               at 
org.jasig.portal.portlet.container.FilterManagerImpl.processFilter(FilterManagerImpl.java:111)
               at 
org.apache.pluto.container.driver.PortletServlet.dispatch(PortletServlet.java:340)
               at 
org.apache.pluto.container.driver.PortletServlet.doGet(PortletServlet.java:261)
               at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
               at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
               at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
               at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
               at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
               at 
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:605)
               at 
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:544)
               at 
org.apache.pluto.driver.container.DefaultPortletInvokerService.invoke(DefaultPortletInvokerService.java:233)
               at 
org.apache.pluto.driver.container.DefaultPortletInvokerService.render(DefaultPortletInvokerService.java:117)
               at sun.reflect.GeneratedMethodAccessor418.invoke(Unknown Source)
               at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
               at java.lang.reflect.Method.invoke(Method.java:606)
               at 
org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319)
               at 
org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
               at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
               at 
org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)
               at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
               at 
org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:80)
               at 
org.jasig.portal.portlet.dao.jpa.ThreadContextClassLoaderAspect.doThreadContextClassLoaderUpdate(ThreadContextClassLoaderAspect.java:70)
               at sun.reflect.GeneratedMethodAccessor121.invoke(Unknown Source)
               at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
               at java.lang.reflect.Method.invoke(Method.java:606)
               at 
org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:621)
               at 
org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:610)
               at 
org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:65)
               at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
               at 
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
               at com.sun.proxy.$Proxy320.render(Unknown Source)
               at 
org.apache.pluto.container.impl.PortletContainerImpl.doRender(PortletContainerImpl.java:157)
               at 
org.jasig.portal.portlet.rendering.PortletRendererImpl.doRender(PortletRendererImpl.java:402)
               at 
org.jasig.portal.portlet.rendering.PortletRendererImpl.doRenderMarkup(PortletRendererImpl.java:235)
               at 
org.jasig.portal.portlet.rendering.worker.PortletRenderExecutionWorker.callInternal(PortletRenderExecutionWorker.java:65)
               at 
org.jasig.portal.portlet.rendering.worker.PortletRenderExecutionWorker.callInternal(PortletRenderExecutionWorker.java:42)
               at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionWorker$1.call(PortletExecutionWorker.java:137)
               at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionWorker$ExecutionLifecycleCallable.call(PortletExecutionWorker.java:177)
               at 
org.jasig.portal.portlet.rendering.worker.PortletExecutionCallable.call(PortletExecutionCallable.java:119)
               at java.util.concurrent.FutureTask.run(FutureTask.java:262)
               at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
               at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
               at java.lang.Thread.run(Thread.java:744)
Caused by: java.lang.reflect.InvocationTargetException
               at sun.reflect.GeneratedMethodAccessor363.invoke(Unknown Source)
               at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
               at java.lang.reflect.Method.invoke(Method.java:606)
               at 
org.jasig.portal.utils.CompositeProxyFactory$CompositeProxyInterceptor.invoke(CompositeProxyFactory.java:149)
               at 
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
               at 
org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
               ... 107 more
Caused by: java.lang.IllegalStateException: The portlet worker has been 
canceled, the request is no longer in a valid state
               at 
org.jasig.portal.portlet.rendering.worker.GuardingHttpServletRequest.checkState(GuardingHttpServletRequest.java:55)
               at 
org.jasig.portal.portlet.rendering.worker.GuardingHttpServletRequest.getParameterMap(GuardingHttpServletRequest.java:379)
               at 
org.jasig.portal.utils.web.AbstractHttpServletRequestWrapper.getParameterMap(AbstractHttpServletRequestWrapper.java:167)
               ... 113 more

Rebecca M. Fountain
Applications Developer
Tacoma Community College
Information Systems
Ph: 253.566.5106

Please submit all requests for technical support via the 
Parature<http://tinyurl.com/tccreport> support ticketing system.
Thank you

For up-to-date system change and outage information please visit:
http://tcclearn.tacomacc.edu/link/portal/16054/16061/ArticleFolder/381/System-Changes-and-Outages



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