Recently i found log messages after starting joget that created every 10 sec :

WARN  01 Apr 2017 00:00:00 com.atomikos.icatch.imp.CommitMessage  - Unexpected error in commit

java.lang.NullPointerException

    at org.apache.commons.dbcp.managed.LocalXAConnectionFactory$LocalXAResource.commit(LocalXAConnectionFactory.java:201)

    at com.atomikos.datasource.xa.XAResourceTransaction.commit(XAResourceTransaction.java:799)

    at com.atomikos.icatch.imp.CommitMessage.send(CommitMessage.java:72)

    at com.atomikos.icatch.imp.PropagationMessage.submit(PropagationMessage.java:109)

    at com.atomikos.icatch.imp.Propagator$PropagatorThread.run(Propagator.java:87)

    at com.atomikos.icatch.imp.Propagator.submitPropagationMessage(Propagator.java:66)

    at com.atomikos.icatch.imp.HeurHazardStateHandler.onTimeout(HeurHazardStateHandler.java:122)

    at com.atomikos.icatch.imp.CoordinatorImp.alarm(CoordinatorImp.java:929)

    at com.atomikos.timing.PooledAlarmTimer.notifyListeners(PooledAlarmTimer.java:112)

    at com.atomikos.timing.PooledAlarmTimer.run(PooledAlarmTimer.java:99)

    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

    at java.lang.Thread.run(Unknown Source)

Is there someone can help and explain this issue ?

I'm still using Joget V4 at windows 8 with apache-tomcat-7.0.52 and jre1.7.0_51. Thank you..