NPE: Failed to abort CpsFlowExecutiontask.DurableTaskStep$Execution.stop(DurableTaskStep.java:140)

Apr 05, 2016 10:56:52 AM org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$6 onSuccess
WARNING: Failed to abort CpsFlowExecution[Owner[bmlltech/lux/master/2:bmlltech/lux/master #2]]
java.lang.NullPointerException
	at org.jenkinsci.plugins.workflow.steps.durable_task.DurableTaskStep$Execution.stop(DurableTaskStep.java:140)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$6.onSuccess(CpsFlowExecution.java:760)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$6.onSuccess(CpsFlowExecution.java:755)
	at org.jenkinsci.plugins.workflow.support.concurrent.Futures$1.run(Futures.java:150)
	at com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService.execute(MoreExecutors.java:253)
	at com.google.common.util.concurrent.ExecutionList$RunnableExecutorPair.execute(ExecutionList.java:149)
	at com.google.common.util.concurrent.ExecutionList.execute(ExecutionList.java:134)
	at com.google.common.util.concurrent.AbstractFuture.set(AbstractFuture.java:170)
	at com.google.common.util.concurrent.SettableFuture.set(SettableFuture.java:53)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$5.onSuccess(CpsFlowExecution.java:644)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$5.onSuccess(CpsFlowExecution.java:631)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$4$1.run(CpsFlowExecution.java:568)
	at org.jenkinsci.plugins.workflow.cps.CpsVmExecutorService$1.run(CpsVmExecutorService.java:32)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:112)
	at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)