I am having better luck if every machine in the cluster run the exact same version of Java. Does anyone know why? Thanks, Jamie View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4044437#4044437 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4044437