did you add the mapping files twice ? e.g. both in cfg.xml and in the "Additional mappings" tab ? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4069929#4069929 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4069929