I've tryied adding org.jnp.server.NamingServer.class in jnp-client.jar but the error remaims the same: | Caused by: java.lang.ClassNotFoundException: org.jnp.server.NamingServer_Stub (no security manager: RMI class loader disabled) | at sun.rmi.server.LoaderHandler.loadClass(LoaderHandler.java:371) | at sun.rmi.server.LoaderHandler.loadClass(LoaderHandler.java:165) | at java.rmi.server.RMIClassLoader$2.loadClass(RMIClassLoader.java:620) | at java.rmi.server.RMIClassLoader.loadClass(RMIClassLoader.java:247) | at sun.rmi.server.MarshalInputStream.resolveClass(MarshalInputStream.java:197) | at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1544) | at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1466) | at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1699) | at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) | at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) | at java.rmi.MarshalledObject.get(MarshalledObject.java:135) | at org.jnp.interfaces.NamingContext.getServer(NamingContext.java:290) | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4191227#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...