This doesn't explain me much.
Could it be this:
-
http://www.jboss.com/index.html?module=bb&op=viewtopic&t=136749&a...
"And I see that all persistence.xml's need namespace to be set.
Or is this part of schema validation?
Will no-namespace persistence.xml map to new PersistenceMetaData?"
Dimitris Andreadis wrote: