I have tried jboss-4.2.2.GA , JDK1.5 on ubuntu 8.x . It is working fine. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4210148#4210148 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4210148