The stuff in Hibernate Tools today is not uptodate. Try seam-gen in Seam 1.2. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4023749#4023749 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4023749