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Problem with: No EJB receiver available

created by francesco pezzati in JBoss AS 7 Development - View the full discussion

Hello,

 

I'm facing strange behaviour. Sometimes, when I try to invoke a session bean, I run into the following exception:

 

com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public abstract java.util.List myServlet.getData() throws myException' threw an unexpected exception: java.lang.IllegalStateException: No EJB receiver available for handling [appName:myAppNameEE,modulename:myModuleEJB,distinctname:] combination for invocation context org.jboss.ejb.client.EJBClientInvocationContext@3e23bd28

    at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:385)

    at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:588)

    at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:208)

    at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:248)

    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.myapp.server.myServletController.doFilter(LoginControllerFilter.java:51)

    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)

Caused by: java.lang.IllegalStateException: No EJB receiver available for handling [appName:myAppEE,modulename:myModuleEJB,distinctname:] combination for invocation context org.jboss.ejb.client.EJBClientInvocationContext@3e23bd28

    at org.jboss.ejb.client.EJBClientContext.requireEJBReceiver(EJBClientContext.java:584)

    at org.jboss.ejb.client.ReceiverInterceptor.handleInvocation(ReceiverInterceptor.java:119)

    at org.jboss.ejb.client.EJBClientInvocationContext.sendRequest(EJBClientInvocationContext.java:181)

    at org.jboss.ejb.client.EJBInvocationHandler.doInvoke(EJBInvocationHandler.java:136)

    at org.jboss.ejb.client.EJBInvocationHandler.doInvoke(EJBInvocationHandler.java:121)

    at org.jboss.ejb.client.EJBInvocationHandler.invoke(EJBInvocationHandler.java:104)

    at $Proxy36.findAllUfficio(Unknown Source)

    at com.myapp.ejb.session.delegates.myDelegate.getData(myDelegate.java:29)

    at com.myapp.web.server.myServlet.getData(myServlet.java:161)

    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:597)

    at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:569)

    ... 25 more

 

It usually happens when run my GWT application from Eclipse. The exception does not occur always. Sometimes it occurs fewer than others. Sometimes it occurs pretty every time I call a session bean and it's a pain. I read tutorial (https://docs.jboss.org/author/display/AS71/EJB+invocations+from+a+remote+client+using+JNDI?_sscc=t) and I am pretty sure to have the jboss-ejb-client.properties in the right place. I can't figure out what's going on. TIA.

 

Francesco

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