An old issue about cglib.jar came back. Could you verify why the solution of this problem isn't present in the SOA-P 5.3.1 please? This issue was fixed in EAP 5.1.2 .The Jira of the old issue: https://issues.jboss.org/browse/JBPAPP-6893 https://issues.jboss.org/browse/JBPAPP-6892