User development, A new message was posted in the thread "Persistence unit issues when migrating to JBOSS 5.1.0": http://community.jboss.org/message/519008#519008 Author : Dragos Bobes Profile : http://community.jboss.org/people/dbobes Message: -------------------------------------------------------------- Thanks Jaikiran, it makes a lot more sense now. I tried this earlier but it failed because I wasn't using the <jar-file> tag and I ended up thinking this is not the way to do it. -------------------------------------------------------------- To reply to this message visit the message page: http://community.jboss.org/message/519008#519008