Hi, try to annotate it with org.hibernate.annotations.CollectionOfElements. Cheers, Andy View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3994573#3994573 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3994573