[jboss-user] [EJB/JBoss] - EJB 3873 Can not get connection to server

I got a frustrated problem when I try to call more than two method in same remote interface from client, sometimes it run correctlly and give me right answer but 90% will get a Exception listed bellow. I tryed likely hundreds times and figure out that if I only call one method at a time , it work fine. but if I call two method closely it will throw this Exception...hep thanks. public static void main(String[] args) | { | | InitialContext ctx; | try | { | ctx = new javax.naming.InitialContext(); | ctx.addToEnvironment(Context.INITIAL_CONTEXT_FACTORY, "org.jnp.interfaces.NamingContextFactory"); | ctx.addToEnvironment(Context.PROVIDER_URL, "jnp://localhost"); | ctx.addToEnvironment("InitialContext.SECURITY_PRINCIPAL", "user"); | ctx.addToEnvironment("InitialContext.SECURITY_CREDENTIALS", "password"); | | ctx.addToEnvironment("java.naming.factory.url.pkgs", "org.jboss.naming"); | HelloWorldRemote remote = (HelloWorldRemote)ctx.lookup("HelloWorld/remote"); | System.out.println(remote.sayHello("ken")); | | System.out.println("res =" + remote.getRes()); | System.out.println("res + 10 = " + remote.add(10)); | | System.out.println("res =" + remote.getRes()); | System.out.println("res + 20 = " + remote.add(20)); | System.out.println("res =" + remote.getRes()); | | ctx.close(); | } | catch (NamingException e) | { | // TODO Auto-generated catch block | e.printStackTrace(); | } | | } | it will keep giving me Exception : | hello world ken | Exception in thread "main" org.jboss.remoting.CannotConnectException: Can not get connection to server. Problem establishing socket connection for InvokerLocator [socket://127.0.0.1:3873/] | at org.jboss.remoting.transport.socket.MicroSocketClientInvoker.transport(MicroSocketClientInvoker.java:532) | at org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:122) | 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.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:53) | 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.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:107) | at $Proxy0.getRes(Unknown Source) | at TestMain.main(TestMain.java:31) | Caused by: java.lang.reflect.InvocationTargetException | at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) | at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) | at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) | at java.lang.reflect.Constructor.newInstance(Unknown Source) | at org.jboss.remoting.transport.socket.SocketClientInvoker.createClientSocket(SocketClientInvoker.java:152) | at org.jboss.remoting.transport.socket.MicroSocketClientInvoker.getConnection(MicroSocketClientInvoker.java:856) | at org.jboss.remoting.transport.socket.MicroSocketClientInvoker.transport(MicroSocketClientInvoker.java:525) | at org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:122) | 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.aspects.security.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:53) | 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.ejb3.stateless.StatelessRemoteProxy.invoke(StatelessRemoteProxy.java:107) | at $Proxy0.getRes(Unknown Source) | at TestMain.main(TestMain.java:31) | at org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:74) | ... 10 more | Caused by: java.net.SocketException: Software caused connection abort: socket write error | at java.net.SocketOutputStream.socketWrite0(Native Method) | at java.net.SocketOutputStream.socketWrite(Unknown Source) | at java.net.SocketOutputStream.write(Unknown Source) | at java.io.BufferedOutputStream.flushBuffer(Unknown Source) | at java.io.BufferedOutputStream.flush(Unknown Source) | at java.io.ObjectOutputStream$BlockDataOutputStream.flush(Unknown Source) | at java.io.ObjectOutputStream.flush(Unknown Source) | at org.jboss.remoting.marshal.serializable.SerializableMarshaller.getMarshallingStream(SerializableMarshaller.java:90) | at org.jboss.remoting.marshal.serializable.SerializableMarshaller.getMarshallingStream(SerializableMarshaller.java:72) | at org.jboss.remoting.transport.socket.ClientSocketWrapper.createOutputStream(ClientSocketWrapper.java:204) | at org.jboss.remoting.transport.socket.ClientSocketWrapper.createStreams(ClientSocketWrapper.java:163) | at org.jboss.remoting.transport.socket.ClientSocketWrapper.<init>(ClientSocketWrapper.java:66) | at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) | at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) | at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) | at java.lang.reflect.Constructor.newInstance(Unknown Source) | at org.jboss.remoting.transport.socket.SocketClientInvoker.createClientSocket(SocketClientInvoker.java:152) | at org.jboss.remoting.transport.socket.MicroSocketClientInvoker.getConnection(MicroSocketClientInvoker.java:856) | at org.jboss.remoting.transport.socket.MicroSocketClientInvoker.transport(MicroSocketClientInvoker.java:525) | at org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:122) | 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) | ... 10 more | | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4119868#... 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