Error while loading portlets inWebSphere portal v6.1 - Websphere

This is a discussion on Error while loading portlets inWebSphere portal v6.1 - Websphere ; I have a 4-node cluster for Websphere Portal v6.1 in my production environment and in some of the nodes I am getting the following exception while loading some of the portlets I'm having IBM struts portlet, which were created using ...

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Thread: Error while loading portlets inWebSphere portal v6.1

  1. Error while loading portlets inWebSphere portal v6.1

    I have a 4-node cluster for Websphere Portal v6.1 in my production environment and in some of the nodes I am getting the following exception while loading some of the portlets
    I'm having IBM struts portlet, which were created using RAD 6 and compiled using RAD7 and deployed in cluster.

    [9/24/09 12:25:35:355 GMT+05:30] 0000029f ServletWrappe E SRVE0068E: Uncaught exception thrown in one of the service methods of the servlet: india.bsnl.data.nib2.project3.portal.Subscription_ CSRPortlet. Exception thrown : java.lang.NullPointerException
    at com.ibm.wps.portlets.struts.WpsRequestProcessor.pr ocessForwardConfig(WpsRequestProcessor.java:394)
    at org.apache.struts.action.RequestProcessor.process( RequestProcessor.java:279)
    at com.ibm.wps.portlets.struts.WpsStrutsPortlet.proce ssActionPerformed(WpsStrutsPortlet.java:1753)
    at com.ibm.wps.portlets.struts.WpsStrutsPortlet.actio nPerformed(WpsStrutsPortlet.java:1460)
    at com.ibm.wps.pb.wrapper.PortletWrapperUtils.dispatc hActionPerformed(PortletWrapperUtils.java:2057)
    at com.ibm.wps.pb.wrapper.PortletWrapperBase.actionPe rformed(PortletWrapperBase.java:847)
    at com.ibm.wps.pe.pc.legacy.SPIPortletInterceptorImpl .handleEvents(SPIPortletInterceptorImpl.java:337)
    at com.ibm.wps.pe.pc.legacy.invoker.impl.PortletDeleg ateImpl._dispatch(PortletDelegateImpl.java:382)
    at com.ibm.wps.pe.pc.legacy.invoker.impl.PortletDeleg ateImpl.access$200(PortletDelegateImpl.java:70)
    at com.ibm.wps.pe.pc.legacy.invoker.impl.PortletDeleg ateImpl$Context.callPortlet(PortletDelegateImpl.ja va:550)
    at com.ibm.wps.pe.pc.legacy.services.PortletFilterSer viceImpl.doFilter(PortletFilterServiceImpl.java:36 7)
    at com.ibm.wps.pe.pc.legacy.services.PortletFilter.do Filter(PortletFilter.java:42)
    at com.ibm.wps.pe.pc.legacy.invoker.impl.PortletDeleg ateImpl.dispatch(PortletDelegateImpl.java:141)
    at org.apache.jetspeed.portlet.Portlet.doPost(Portlet .java:505)
    at javax.servlet.http.HttpServlet.service(HttpServlet .java:763)
    at com.ibm.wps.pe.pc.legacy.cache.CacheablePortlet.se rvice(CacheablePortlet.java:120)
    at javax.servlet.http.HttpServlet.service(HttpServlet .java:856)
    at org.apache.jetspeed.portlet.Portlet.service(Portle t.java:493)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.ser vice(ServletWrapper.java:1143)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.han dleRequest(ServletWrapper.java:591)
    at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.h andleRequest(ServletWrapper.java:481)
    at com.ibm.ws.webcontainer.webapp.WebAppRequestDispat cher.include(WebAppRequestDispatcher.java:639)
    at com.ibm.wps.pe.pc.legacy.invoker.impl.PortletInvok erImpl.callMethod(PortletInvokerImpl.java:370)
    at com.ibm.wps.pe.pc.legacy.invoker.impl.PortletInvok erImpl.action(PortletInvokerImpl.java:78)
    at com.ibm.wps.pe.pc.legacy.PortletContainerImpl.call PortletMethod(PortletContainerImpl.java:1125)
    at com.ibm.wps.pe.pc.legacy.EventEnvironmentImpl.incl udePortlet(EventEnvironmentImpl.java:171)
    at com.ibm.wps.pe.pc.legacy.event.ActionEventImpl.pre pare(ActionEventImpl.java:201)
    at com.ibm.wps.pe.pc.legacy.event.EventQueueManager.p rocessEventLoop(EventQueueManager.java:88)
    at com.ibm.wps.pe.pc.legacy.PortletContainerImpl.perf ormEvents(PortletContainerImpl.java:218)
    at com.ibm.wps.pe.pc.PortletContainerImpl.performEven ts(PortletContainerImpl.java:296)
    at com.ibm.wps.engine.phases.WPActionPhase.processPor tlets(WPActionPhase.java:2516)
    at com.ibm.wps.engine.phases.WPActionPhase.execute(WP ActionPhase.java:692)
    at com.ibm.wps.state.phases.AbstractActionPhase.next( AbstractActionPhase.java:130)
    at com.ibm.wps.engine.Servlet.callPortal(Servlet.java :801)
    at com.ibm.wps.engine.Servlet.doGet(Servlet.java:608)
    at com.ibm.wps.engine.Servlet.doPost(Servlet.java:834 )
    at javax.servlet.http.HttpServlet.service(HttpServlet .java:763)
    at com.ibm.wps.engine.Servlet.doFilter(Servlet.java:1 188)
    at com.ibm.wps.resolver.servlet.ContentHandlerCleanup .doFilter(ContentHandlerCleanup.java:648)
    at com.ibm.wps.resolver.servlet.AbstractFilter.doFilt er(AbstractFilter.java:93)
    at com.ibm.wps.engine.Servlet.service(Servlet.java:11 79)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.ser vice(ServletWrapper.java:1143)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.ser vice(ServletWrapper.java:1084)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.d oFilter(WebAppFilterChain.java:145)
    at com.ibm.wps.engine.ExtendedLocaleFilter.doFilter(E xtendedLocaleFilter.java:113)
    at com.ibm.ws.webcontainer.filter.FilterInstanceWrapp er.doFilter(FilterInstanceWrapper.java:190)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.d oFilter(WebAppFilterChain.java:130)
    at com.ibm.wps.resolver.friendly.servlet.FriendlySele ctionFilter.doFilter(FriendlySelectionFilter.java: 191)
    at com.ibm.ws.webcontainer.filter.FilterInstanceWrapp er.doFilter(FilterInstanceWrapper.java:190)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.d oFilter(WebAppFilterChain.java:130)
    at com.ibm.wps.mappingurl.impl.URLAnalyzer.doFilter(U RLAnalyzer.java:365)
    at com.ibm.ws.webcontainer.filter.FilterInstanceWrapp er.doFilter(FilterInstanceWrapper.java:190)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.d oFilter(WebAppFilterChain.java:130)
    at com.ibm.wps.engine.VirtualPortalFilter.doFilter(Vi rtualPortalFilter.java:88)
    at com.ibm.ws.webcontainer.filter.FilterInstanceWrapp er.doFilter(FilterInstanceWrapper.java:190)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.d oFilter(WebAppFilterChain.java:130)
    at com.ibm.wps.state.filter.StateCleanup.doFilter(Sta teCleanup.java:89)
    at com.ibm.ws.webcontainer.filter.FilterInstanceWrapp er.doFilter(FilterInstanceWrapper.java:190)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain.d oFilter(WebAppFilterChain.java:130)
    at com.ibm.ws.webcontainer.filter.WebAppFilterChain._ doFilter(WebAppFilterChain.java:87)
    at com.ibm.ws.webcontainer.filter.WebAppFilterManager .doFilter(WebAppFilterManager.java:832)
    at com.ibm.ws.webcontainer.filter.WebAppFilterManager .doFilter(WebAppFilterManager.java:679)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.han dleRequest(ServletWrapper.java:587)
    at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.h andleRequest(ServletWrapper.java:481)
    at com.ibm.ws.webcontainer.webapp.WebApp.handleReques t(WebApp.java:3453)
    at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequ est(WebGroup.java:267)
    at com.ibm.ws.webcontainer.WebContainer.handleRequest (WebContainer.java:815)
    at com.ibm.ws.wswebcontainer.WebContainer.handleReque st(WebContainer.java:1466)
    at com.ibm.ws.webcontainer.channel.WCChannelLink.read y(WCChannelLink.java:119)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLi nk.handleDiscrimination(HttpInboundLink.java:458)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLi nk.handleNewInformation(HttpInboundLink.java:387)
    at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCa llback.complete(HttpICLReadCallback.java:102)
    at com.ibm.ws.tcp.channel.impl.AioReadCompletionListe ner.futureCompleted(AioReadCompletionListener.java :165)
    at com.ibm.io.async.AbstractAsyncFuture.invokeCallbac k(AbstractAsyncFuture.java:217)
    at com.ibm.io.async.AsyncChannelFuture.fireCompletion Actions(AsyncChannelFuture.java:161)
    at com.ibm.io.async.AsyncFuture.completed(AsyncFuture .java:136)
    at com.ibm.io.async.ResultHandler.complete(ResultHand ler.java:196)
    at com.ibm.io.async.ResultHandler.runEventProcessingL oop(ResultHandler.java:751)
    at com.ibm.io.async.ResultHandler$2.run(ResultHandler .java:881)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.j ava:1473)

    Thanks in advance for any help

  2. Re: Error while loading portlets inWebSphere portal v6.1

    first make sure to get the latest struts jars from the samples that come with portal, rad is not often up to date with these



    IBM Certified System Administrator -- WebSphere Portal V6.0, V5.1, V5.0

    IBM Certified Solution Developer -- WebSphere Portal V5.1, v6.0



    The postings on this site are my own and do not necessarily represent the positions, strategies, or opinions of IBM

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