4 Replies Latest reply on Jul 5, 2004 6:25 AM by anabela

    Problems in new modules

      Hello,

      I wanted to use news modules, but when click in the link news appear the error: Cannot invoke the operation : the module threw an exception.

      16:27:23,252 ERROR [news] Cannot invoke operation
      java.lang.NullPointerException
      at org.jboss.nukes.addons.modules.news.utils.ContextGenerator.buildContext(ContextGenerator.java:350)
      at org.jboss.nukes.addons.modules.news.utils.ContextGenerator.buildContext(ContextGenerator.java:499)
      at org.jboss.nukes.addons.modules.news.utils.ContextGenerator.buildContext(ContextGenerator.java:516)
      at org.jboss.nukes.addons.modules.news.NewsModule.storySmallDisplay(NewsModule.java:918)
      at org.jboss.nukes.addons.modules.news.NewsModule.news(NewsModule.java:351)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at org.jboss.nukes.module.ModuleSupport.operation(ModuleSupport.java:117)
      at org.jboss.nukes.module.ModuleSupport.process(ModuleSupport.java:91)
      at sun.reflect.GeneratedMethodAccessor122.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at org.jboss.mx.capability.ReflectedMBeanDispatcher.invoke(ReflectedMBeanDispatcher.java:284)
      at org.jboss.mx.interceptor.ObjectReferenceInterceptor.invoke(ObjectReferenceInterceptor.java:59)
      at org.jboss.mx.interceptor.MBeanAttributeInterceptor.invoke(MBeanAttributeInterceptor.java:43)
      at org.jboss.mx.interceptor.PersistenceInterceptor2.invoke(PersistenceInterceptor2.java:93)
      at org.jboss.nukes.mx.LifeCycleInterceptor.invoke(LifeCycleInterceptor.java:93)
      at org.jboss.mx.server.MBeanInvoker.invoke(MBeanInvoker.java:76)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:546)
      at org.jboss.nukes.core.Main$LastNext.process(Main.java:557)
      at org.jboss.nukes.core.modules.html.HtmlModule$1.process(HtmlModule.java:259)
      at org.jboss.nukes.core.Main$HandlerNext.process(Main.java:508)
      at org.jboss.nukes.core.modules.core.CoreModule$3.process(CoreModule.java:435)
      at org.jboss.nukes.core.Main$HandlerNext.process(Main.java:508)
      at org.jboss.nukes.core.modules.block.BlockModule$3.process(BlockModule.java:810)
      at org.jboss.nukes.core.Main$HandlerNext.process(Main.java:508)
      at org.jboss.nukes.core.modules.theme.ThemeModule$2.process(ThemeModule.java:255)
      at org.jboss.nukes.core.Main$HandlerNext.process(Main.java:508)
      at org.jboss.nukes.core.modules.user.UserModule$4.process(UserModule.java:1475)
      at org.jboss.nukes.core.Main$HandlerNext.process(Main.java:508)
      at org.jboss.nukes.core.Main.process(Main.java:119)
      at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at org.jboss.mx.capability.ReflectedMBeanDispatcher.invoke(ReflectedMBeanDispatcher.java:284)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:546)
      at org.jboss.nukes.servlet.NukeServlet.doGet(NukeServlet.java:175)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.jboss.nukes.servlet.TransactionFilter.doFilter(TransactionFilter.java:95)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.jboss.nukes.servlet.FileUploadFilter.doFilter(FileUploadFilter.java:64)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.jboss.nukes.servlet.CompressFilter.doFilter(CompressFilter.java:77)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.jboss.nukes.servlet.ParameterEncodingFilter.doFilter(ParameterEncodingFilter.java:60)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.jboss.nukes.servlet.DatabasePollerFilter.doFilter(DatabasePollerFilter.java:88)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
      at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
      at org.jboss.web.tomcat.security.JBossSecurityMgrRealm.invoke(JBossSecurityMgrRealm.java:220)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.jboss.web.tomcat.tc4.statistics.ContainerStatsValve.invoke(ContainerStatsValve.java:76)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
      at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2417)
      at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
      at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:65)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:577)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
      at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
      at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
      at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:197)
      at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:781)
      at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:549)
      at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:605)
      at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:677)
      at java.lang.Thread.run(Thread.java:534)

      Any help? Thanks.

        • 1. Re: Problems in new modules
          jae77

          what version of news are you running? is it the latestes rc release? what database are you using?

          do you have any stories in the database? i could use a little bit more info on how to reproduce.

          • 2. Re: Problems in new modules

            Yes is the latest rc release. I using MySql. The problems appears when i delete a new.
            After in module news I make: build.sh; clean build.sh undeploy; build.sh; build.sh deploy. But the problem continue.

            • 3. Re: Problems in new modules
              jae77

              i can't reproduce this (i just installed mysql on my raq4, so now i can test against it as well).

              can you check your database to confirm that none of the stories have a null topic id?

              • 4. Re: Problems in new modules

                Thanks, the problem would have to be what you said. Now it functions well.