3 Replies Latest reply on Aug 13, 2008 6:26 AM by jaikiran pai

    JBOSS Migration issue from 3.2 to 4.0 NullPointerException

    kiran maraju Newbie

      Hi,
      Is there any steps to follow migrating application from JBOSS 3.2 to JBOSS 4.0 .i am migrating my application from JBOSS 3.2.6 to JBOSS 4.0.5 and getting the following NullPointerException JDOservice get() method.
      The same code is working properly with JBOSS 3.2.6 but, when i migrating to JBOSS 4.0.5 throwing NullPointerException

      Stacktrace:
      ERROR [org.jboss.ejb.plugins.LogInterceptor] RuntimeException in method: public abstract java.util.Iterator mypackage.xxx.ejb.xxxBean.searchGlossary.searchGlossary(java.lang.String) throws java.rmi.RemoteException:
      java.lang.NullPointerException
      at com.mypackage.services.jdo.JDOService.get(Unknown Source)
      at com.mypackage.xxx.ejb.xxxBean.searchGlossary(Unknown Source)
      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.invocation.Invocation.performCall(Invocation.java:359)
      at org.jboss.ejb.StatelessSessionContainer$ContainerInterceptor.invoke(StatelessSessionContainer.java:237)
      at org.jboss.resource.connectionmanager.CachedConnectionInterceptor.invoke(CachedConnectionInterceptor.java:158)
      at org.jboss.ejb.plugins.StatelessSessionInstanceInterceptor.invoke(StatelessSessionInstanceInterceptor.java:169)
      at org.jboss.ejb.plugins.CallValidationInterceptor.invoke(CallValidationInterceptor.java:63)
      at org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:121)
      at org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:350)
      at org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:181)
      at org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:168)
      at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:205)
      at org.jboss.ejb.plugins.ProxyFactoryFinderInterceptor.invoke(ProxyFactoryFinderInterceptor.java:136)
      at org.jboss.ejb.SessionContainer.internalInvoke(SessionContainer.java:648)
      at org.jboss.ejb.Container.invoke(Container.java:954)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:324)
      at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
      at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
      at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
      at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
      at org.jboss.invocation.local.LocalInvoker$MBeanServerAction.invoke(LocalInvoker.java:169)
      at org.jboss.invocation.local.LocalInvoker.invoke(LocalInvoker.java:118)
      at org.jboss.invocation.InvokerInterceptor.invokeLocal(InvokerInterceptor.java:209)
      at org.jboss.invocation.InvokerInterceptor.invoke(InvokerInterceptor.java:195)
      at org.jboss.proxy.TransactionInterceptor.invoke(TransactionInterceptor.java:61)
      at org.jboss.proxy.SecurityInterceptor.invoke(SecurityInterceptor.java:70)
      at org.jboss.proxy.ejb.StatelessSessionInterceptor.invoke(StatelessSessionInterceptor.java:112)
      at org.jboss.proxy.ClientContainer.invoke(ClientContainer.java:100)
      at $Proxy64.searchGlossary(Unknown Source)
      at com.mypackage.xxx.appflow.SearchGlossaryAction.execute(Unknown Source)
      at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
      at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
      at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
      at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
      at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
      at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
      at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
      at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
      at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
      at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)
      at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
      at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
      at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
      at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
      at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
      at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
      at java.lang.Thread.run(Thread.java:534)

      please let me know how to solve this.

      Regards,
      Kiran Maraju