2018-09-06 10:44:37.657  WARN 15911 --- [pool-4-thread-1] o.j.p.audit.JPAWorkingMemoryDbLogger     : No user transaction found under known names
2018-09-06 10:44:37.663  WARN 15911 --- [pool-4-thread-1] o.j.e.i.AbstractAvailableJobsExecutor    : Error during command org.jbpm.executor.commands.LogCleanupCommand error message Unable to find JTA transaction.

java.lang.IllegalStateException: Unable to find JTA transaction.
	at org.jbpm.process.audit.strategy.StandaloneJtaStrategy.joinTransaction(StandaloneJtaStrategy.java:61) ~[jbpm-audit-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.process.audit.JPAService.joinTransaction(JPAService.java:146) ~[jbpm-audit-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.services.task.audit.service.TaskJPAAuditService.joinTransaction(TaskJPAAuditService.java:77) ~[jbpm-human-task-audit-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.executor.impl.jpa.ExecutorJPAAuditService.joinTransaction(ExecutorJPAAuditService.java:50) ~[jbpm-executor-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.process.audit.JPAAuditLogService.doDelete(JPAAuditLogService.java:429) ~[jbpm-audit-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.process.audit.query.AbstractAuditDeleteBuilderImpl$2.execute(AbstractAuditDeleteBuilderImpl.java:164) ~[jbpm-audit-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.executor.commands.LogCleanupCommand.execute(LogCleanupCommand.java:135) ~[jbpm-executor-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.executor.impl.AbstractAvailableJobsExecutor.executeGivenJob(AbstractAvailableJobsExecutor.java:135) ~[jbpm-executor-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.executor.impl.AvailableJobsExecutor.executeJob(AvailableJobsExecutor.java:33) [jbpm-executor-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at org.jbpm.executor.impl.concurrent.PrioritisedRunnable.run(PrioritisedRunnable.java:47) [jbpm-executor-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_181]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_181]
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_181]
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_181]
	at org.jbpm.executor.impl.concurrent.PrioritisedScheduledFutureTask.run(PrioritisedScheduledFutureTask.java:41) [jbpm-executor-7.11.0-SNAPSHOT.jar!/:7.11.0-SNAPSHOT]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_181]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_181]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_181]