If the use of @Version annotation is a good pratice (if - I'm not sure)), then wouldn't it be a good idea to seam-gen generate it within entities code (generate-entities)? Cheers, Francisco Antônio "Although nobody can come back and make a new start, anyone can start now and make a new end." (Chico Xavier, Brazil's most famous medium) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4075321#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...