Hello, The Narayana team are proud to announce the release of Narayana 5.2.0.Final! The release notes for the two versions are available here: 5.2.0.Final: https://issues.jboss.org/secure/ReleaseNote.jspa?version=12327260&pro... Among a host of enhancements, tasks and bugs squashed we also found time to drop a new feature in too: JBTM-2443: Raise a JTA HeuristicMixed if a one phase commit XAResource raises RMFAIL Wildfly has had our upgrade merged in so you should see a nightly build of WildFly that includes the upgrade available soon over here: https://ci.jboss.org/hudson/job/WildFly-latest-master/ The commit is: https://github.com/wildfly/wildfly/commit/293aba9119ace6a8a61cdaff28f0506... Happy coding, Tom