Hi, Thanks for the quick reply, just one question, doesn't that make application upgrades difficult? Gareth View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4058717#4058717 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4058717