From: <forums_at_java.net>
Date: Mon, 9 Sep 2013 08:52:52 -0500 (CDT)
Hey, i had the same problem and i solved it like this: try to disable weaving
;) if u use eclipselink (and i think thats the case) this will look like
this: in your persistence.xml (the one with attribute i guess) if that works
for you but you want weaving enabled read further information about static
weaving. Eclipselink Weaving:
http://www.eclipse.org/eclipselink/documentation/2.4/concepts/app_dev007.htm