Nagin Kothari [http://community.jboss.org/people/nagin.kothari] replied to the discussion "NPE in StateslessContainer at line 396" To view the discussion, visit: http://community.jboss.org/message/540691#540691 -------------------------------------------------------------- I am using Jboss 6.0.0M2 Following is complete stacktrace java.lang.NullPointerException at org.jboss.ejb3.stateless.StatelessContainer.dynamicInvoke( StatelessContainer.java:396)at org.jboss.ejb3.session.InvokableContextClassProxyHack._dynamicInvoke( InvokableContextClassProxyHack.java:53)at org.jboss.aop.Dispatcher.invoke( Dispatcher.java:91)at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke( AOPRemotingInvocationHandler.java:82)at org.jboss.remoting.ServerInvoker.invoke( ServerInvoker.java:897)at org.jboss.remoting.transport.socket.ServerThread.completeInvocation( ServerThread.java:768)at org.jboss.remoting.transport.socket.ServerThread.processInvocation( ServerThread.java:721)at org.jboss.remoting.transport.socket.ServerThread.dorun( ServerThread.java:548)at org.jboss.remoting.transport.socket.ServerThread.run( ServerThread.java:234)at org.jboss.remoting.MicroRemoteClientInvoker.invoke( MicroRemoteClientInvoker.java:163)at org.jboss.remoting.Client.invoke( Client.java:1634)at org.jboss.remoting.Client.invoke( Client.java:548)at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke( InvokeRemoteInterceptor.java:62)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke( ClientTxPropagationInterceptor.java:67)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.ejb3.security.client.SecurityClientInterceptor.invoke( SecurityClientInterceptor.java:65)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke( IsLocalInterceptor.java:74)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.aspects.remoting.PojiProxy.invoke( PojiProxy.java:61)at $Proxy44.invoke(Unknown Source) at org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke( SessionProxyInvocationHandlerBase.java:188)at $Proxy43.authenticateUser(Unknown Source) at com.acknow.servlets.login.GreetingServiceImpl.greetServer( GreetingServiceImpl.java:45)at sun.reflect.NativeMethodAccessorImpl.invoke0( Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse( RPC.java:562)at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall( RemoteServiceServlet.java:188)at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost( RemoteServiceServlet.java:224)at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost( AbstractRemoteServiceServlet.java:62)at javax.servlet.http.HttpServlet.service( HttpServlet.java:637)at javax.servlet.http.HttpServlet.service( HttpServlet.java:717)at org.mortbay.jetty.servlet.ServletHolder.handle( ServletHolder.java:487)at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter( ServletHandler.java:1097)at com.acknow.webcore.WebAccessFilter.doFilter( WebAccessFilter.java:39)at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter( ServletHandler.java:1088)at org.mortbay.jetty.servlet.ServletHandler.handle( ServletHandler.java:360)at org.mortbay.jetty.security.SecurityHandler.handle( SecurityHandler.java:216)at org.mortbay.jetty.servlet.SessionHandler.handle( SessionHandler.java:181)at org.mortbay.jetty.handler.ContextHandler.handle( ContextHandler.java:729)at org.mortbay.jetty.webapp.WebAppContext.handle( WebAppContext.java:405)at org.mortbay.jetty.handler.HandlerWrapper.handle( HandlerWrapper.java:152)at org.mortbay.jetty.handler.RequestLogHandler.handle( RequestLogHandler.java:49)at org.mortbay.jetty.handler.HandlerWrapper.handle( HandlerWrapper.java:152)at org.mortbay.jetty.Server.handle( Server.java:324)at org.mortbay.jetty.HttpConnection.handleRequest( HttpConnection.java:505)at org.mortbay.jetty.HttpConnection$RequestHandler.content( HttpConnection.java:843)at org.mortbay.jetty.HttpParser.parseNext( HttpParser.java:647)at org.mortbay.jetty.HttpParser.parseAvailable( HttpParser.java:211)at org.mortbay.jetty.HttpConnection.handle( HttpConnection.java:380)at org.mortbay.io.nio.SelectChannelEndPoint.run( SelectChannelEndPoint.java:395)at org.mortbay.thread.QueuedThreadPool$PoolThread.run( QueuedThreadPool.java:488)at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke( InvokeRemoteInterceptor.java:74)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke( ClientTxPropagationInterceptor.java:67)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.ejb3.security.client.SecurityClientInterceptor.invoke( SecurityClientInterceptor.java:65)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.ejb3.remoting.IsLocalInterceptor.invoke( IsLocalInterceptor.java:74)at org.jboss.aop.joinpoint.MethodInvocation.invokeNext( MethodInvocation.java:101)at org.jboss.aspects.remoting.PojiProxy.invoke( PojiProxy.java:61)at $Proxy44.invoke(Unknown Source) at org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke( SessionProxyInvocationHandlerBase.java:188)at $Proxy43.authenticateUser(Unknown Source) at com.acknow.servlets.login.GreetingServiceImpl.greetServer( GreetingServiceImpl.java:45)at sun.reflect.NativeMethodAccessorImpl.invoke0( Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse( RPC.java:562)at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall( RemoteServiceServlet.java:188)at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost( RemoteServiceServlet.java:224)at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost( AbstractRemoteServiceServlet.java:62)at javax.servlet.http.HttpServlet.service( HttpServlet.java:637)at javax.servlet.http.HttpServlet.service( HttpServlet.java:717)at org.mortbay.jetty.servlet.ServletHolder.handle( ServletHolder.java:487)at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter( ServletHandler.java:1097)at com.acknow.webcore.WebAccessFilter.doFilter( WebAccessFilter.java:39)at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter( ServletHandler.java:1088)at org.mortbay.jetty.servlet.ServletHandler.handle( ServletHandler.java:360)at org.mortbay.jetty.security.SecurityHandler.handle( SecurityHandler.java:216)at org.mortbay.jetty.servlet.SessionHandler.handle( SessionHandler.java:181)at org.mortbay.jetty.handler.ContextHandler.handle( ContextHandler.java:729)at org.mortbay.jetty.webapp.WebAppContext.handle( WebAppContext.java:405)at org.mortbay.jetty.handler.HandlerWrapper.handle( HandlerWrapper.java:152)at org.mortbay.jetty.handler.RequestLogHandler.handle( RequestLogHandler.java:49)at org.mortbay.jetty.handler.HandlerWrapper.handle( HandlerWrapper.java:152)at org.mortbay.jetty.Server.handle( Server.java:324)at org.mortbay.jetty.HttpConnection.handleRequest( HttpConnection.java:505)at org.mortbay.jetty.HttpConnection$RequestHandler.content( HttpConnection.java:843)at org.mortbay.jetty.HttpParser.parseNext( HttpParser.java:647)at org.mortbay.jetty.HttpParser.parseAvailable( HttpParser.java:211)at org.mortbay.jetty.HttpConnection.handle( HttpConnection.java:380)at org.mortbay.io.nio.SelectChannelEndPoint.run( SelectChannelEndPoint.java:395)at org.mortbay.thread.QueuedThreadPool$PoolThread.run( QueuedThreadPool.java:488) -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/540691#540691] Start a new discussion in EJB 3.0 at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]