jboss 错误： javax.naming.NameNotFoundException

Exception in thread "main" javax.naming.NameNotFoundException: FirstEjbBean not bound    at org.jnp.server.NamingServer.getBinding(NamingServer.java:529)    at org.jnp.server.NamingServer.getBinding(NamingServer.java:537)    at org.jnp.server.NamingServer.getObject(NamingServer.java:543)    at org.jnp.server.NamingServer.lookup(NamingServer.java:267)    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 sun.rmi.server.UnicastServerRef.dispatch(Unknown Source)    at sun.rmi.transport.Transport$1.run(Unknown Source)    at java.security.AccessController.doPrivileged(Native Method)    at sun.rmi.transport.Transport.serviceCall(Unknown Source)    at sun.rmi.transport.tcp.TCPTransport.handleMessages(Unknown Source)    at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Source)    at java.lang.Thread.run(Unknown Source)    at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(Unknown Source)    at sun.rmi.transport.StreamRemoteCall.executeCall(Unknown Source)    at sun.rmi.server.UnicastRef.invoke(Unknown Source)    at org.jnp.server.NamingServer_Stub.lookup(Unknown Source)    at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:625)    at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:587)    at javax.naming.InitialContext.lookup(Unknown Source)    at com.xxm.simonton.FirstEjbClient.main(FirstEjbClient.java:14)