I have setup jboss 4.2.1 On this , I have setup latest libraries for jboss messaging 1.4.0 CR2, jboss transactions 4.2.3 and jbossws 2.0.1 After these changes, I am able to start server without problems I have a bean deployed I am able to lookup home interface successfully from remote client But when I try to get remote interface(create call), I get a marshall exception[OptionalDataException] Following is the error message on the server side java.io.EOFException at org.jboss.remoting.transport.socket.ServerThread.processInvocation(Se rverThread.java:526) at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.j ava:369) at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.jav a:165) I replaced the jboss-remoting jar in ..../server/default/lib with an older version as mentioned in an other post. But, the server starts with a lot of exceptions when doing so.. Please help.. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4084370#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...