These hibernate jars in EAP 6.4.0.DR7 don't have specification version in their manifest: hibernate-envers-4.2.14.SP1-redhat-1.jar hibernate-core-4.2.14.SP1-redhat-1.jar hibernate-entitymanager-4.2.14.SP1-redhat-1.jar hibernate-infinispan-4.2.14.SP1-redhat-1.jar For more information see BZ 900033