also server1 is using jboss4.2.2 GA and the server2 is using jbossesb-server-4.2.1GA messaging queue. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4156093#4156093 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4156093