Hello, I just changed the attribute to List as suggested but the error is still the same. Any other ideas? Thanks View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4086163#4086163 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4086163