Task failure Warning:The QlikView Engine is Reloading, it will be killed

[#1]

Hello All

Some of the QVW tasks get failed on QMC with below error.Can some one please explain what causes this failure on the server

Warning	The QlikView Engine is Reloading, it will be killed (Please ignore logged warnings/errors about the kill).
Information	Killing the QlikView Engine. ProcessID=25956
Information	Reload was aborted.
Information	Closed the QlikView Engine successfully. ProcessID=25956
Error	Exception=System.ObjectDisposedException: Safe handle has been closed

at System.Threading.WaitHandle.WaitOneNative(SafeHandle waitableSafeHandle, UInt32 millisecondsTimeout, Boolean hasThreadAffinity, Boolean exitContext)

at System.Threading.WaitHandle.InternalWaitOne(SafeHandle waitableSafeHandle, Int64 millisecondsTimeout, Boolean hasThreadAffinity, Boolean exitContext)

at QVBWrapper.Document.ReadDocumentLogThread(ILogBucket i_LogBucket, DateTime i_ReloadStartTime)

Error

The task "Prod/QlikView/report1.qvw" failed. Exception:

QDSMain.Exceptions.DistributionFailedException: Distribute failed with errors to follow. ---> QDSMain.Exceptions.ReloadFailedException: Reload failed ---> System.Threading.ThreadAbortException: Thread was being aborted.

   at System.Threading.WaitHandle.WaitOneNative(SafeHandle waitableSafeHandle, UInt32 millisecondsTimeout, Boolean hasThreadAffinity, Boolean exitContext)

   at System.Threading.WaitHandle.InternalWaitOne(SafeHandle waitableSafeHandle, Int64 millisecondsTimeout, Boolean hasThreadAffinity, Boolean exitContext)

   at SolutionGlobal.ThreadPool.ThreadPoolJob.SafeWaitEvent(WaitHandle eventWaitHandle)

   at QDSMain.ReloadTask.Reload(String fileName, TaskResult taskResult, String sectionAccessUserName, String sectionAccessPassword, eReloadOptions reloadOption, String variableName, String variableValue, Boolean moniterCpuUsage)

   --- End of inner exception stack trace ---

   at QDSMain.ReloadTask.Reload(String fileName, TaskResult taskResult, String sectionAccessUserName, String sectionAccessPassword, eReloadOptions reloadOption, String variableName, String variableValue, Boolean moniterCpuUsage)

   at QDSMain.DistributeTask.Execute(TaskResult

   --- End of inner exception stack trace ---

   at QDSMain.DistributeTask.Execute(TaskResult currentTaskResult)

   at QDSMain.Task.AbstractTask.TaskExecution(ILogBucket logBucket, TaskResult taskResult)

[mmpas4887]

I have seen this error in two cases:

1. The task reaches the timeout value

2. The task was aborted by aborting from the QMC or the process killed on the server.