[jboss-user] [Clustering/JBoss] - RoundRobin, new cluster member & SFSB == NPE
pmadzik
do-not-reply at jboss.com
Thu Oct 26 06:06:50 EDT 2006
Hello,
I know that using RoundRobin policy for SFSB is not best idea, but nevertheless i don't expect behavior described below.
When new member joins to cluster, client crashes with NPE exception:
| [java] Exception in thread "main" java.lang.NullPointerException
| [java] at org.jboss.ejb3.stateful.StatefulInstanceInterceptor.invoke(StatefulInstanceInterceptor.java:61)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.aspects.remoting.ReplicantsManagerInterceptor.invoke(ReplicantsManagerInterceptor.java:51)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
| [java] at org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:102)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.ejb3.stateful.StatefulContainer.dynamicInvoke(StatefulContainer.java:319)
| [java] at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:106)
| [java] at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82)
| [java] at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:828)
| [java] at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:681)
| [java] at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:358)
| [java] at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:398)
| [java] at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:239)
| [java] at org.jboss.remoting.RemoteClientInvoker.invoke(RemoteClientInvoker.java:190)
| [java] at org.jboss.remoting.Client.invoke(Client.java:525)
| [java] at org.jboss.remoting.Client.invoke(Client.java:488)
| [java] at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:55)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.aspects.remoting.ClusterChooserInterceptor.invoke(ClusterChooserInterceptor.java:77)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:61)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:53)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:77)
| [java] at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| [java] at org.jboss.ejb3.stateful.StatefulClusteredProxy.invoke(StatefulClusteredProxy.java:103)
| [java] at $Proxy2.sayHelloFrom(Unknown Source)
| [java] at client.Client.main(Client.java:22)
|
Is it bug in jboss?
I use 4.0.5.GA-ejb3 version. I didn't change anything in default configuration.
Regards,
PM
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