Yes, we use a cluster of 2 nodes. But I'am quite sure that the problem will occur in a non clustered environment. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3990016#3990016 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3990016