Upgrade to Xerces 2.11.0 ------------------------ Key: WFLY-3528 URL: https://issues.jboss.org/browse/WFLY-3528 Project: WildFly Issue Type: Feature Request Components: Web Services Affects Versions: 8.1.0.Final Environment: WildFly 8.1.0.Final, JDK 7, Ubuntu, Windows, Mac OS Reporter: Carlos Barragan Assignee: Alessio Soldano Priority: Critical Attachments: stacktrace.txt Xerces 2.9.1 has a bug when parsing Times with "24" hrs. {code} DatatypeFactory.newInstance().newXMLGregorianCalendar("24:00:00Z"); {code} We have this problem in one of our web services because we get request with the above time format. Xerces 2.11.0 does not contain that bug.