Hi, You can use the 1.0.4GA release of JBossWS no with no prblems in 4.0.4.GA Thanks, Andy View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4028364#4028364 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4028364