All scheduled tasks Fail

dkimery — Mon, 26 Jan 2026 18:19:17 GMT

They fail with the error:

20251218T053000.193-0500 Information DistributeTask[9a00f324-5683-4dbb-aa1b-40b11dc529e8] ("Public/Parcs_Tier1_Yearly_Job.qvw"): TryStart - Starting task. Triggered by 'ScheduleTrigger'. Id:2236daf2-032d-46af-8cc4-a18d01d37f69. ExecID:09b2530b-d170-4aec-b085-f683caf1a809
20251218T053000.224-0500 Information Entering Task Execution.
20251218T053000.224-0500 Information ClusterID=1
20251218T053000.224-0500 Information QDSID=0e3bf7ce-ac85-88c6-d49a-1664c1dd3545
20251218T053000.224-0500 Information TaskID=9a00f324-5683-4dbb-aa1b-40b11dc529e8
20251218T053000.224-0500 Information ExecID=09b2530b-d170-4aec-b085-f683caf1a809
20251218T053000.224-0500 Information MaxRunTime=06:00:00
20251218T053000.224-0500 Information MachineName=VBZA15-IP19DS
20251218T053000.224-0500 Information Task execution max attempts=1
20251218T053000.224-0500 Information Task execution current attempt=1
20251218T053000.224-0500 Information Task Dependencies are OK
20251218T053000.242-0500 Information The task "Public/Parcs_Tier1_Yearly_Job.qvw" is starting
20251218T053000.323-0500 Error The task "Public/Parcs_Tier1_Yearly_Job.qvw" failed. Exception: || QDSMain.Exceptions.TaskFailedException: Task execution failed with errors to follow. ---> System.ArgumentNullException: Value cannot be null. || Parameter name: stringToUnescape || at System.Uri.UnescapeDataString(String stringToUnescape) || at QDSMain.DistributeTask.GetFileName(SourceDocumentFileName fileNameUrl) || at QDSMain.DistributeTask.PerformExecute(IExecutingTaskResult executingTaskResult) || --- End of inner exception stack trace --- || at QDSMain.DistributeTask.PerformExecute(IExecutingTaskResult executingTaskResult) || at QDSMain.Task.AbstractTask.TaskExecution(CurrentExecutionArgs args)
20251218T053000.323-0500 Information Task Execute Duration=00:00:00.0988558
20251218T053000.338-0500 Information TaskResult.status=Finished
20251218T053000.370-0500 Information Notifying all triggers of new state: "FinishedWithErrors"...
20251218T053000.370-0500 Information Notifying all triggers of new state: "FinishedWithErrors" - Completed

Re: All scheduled tasks Fail

David_Friend — Wed, 31 Dec 2025 16:42:12 GMT

The message 'value cannot be null' is a super generic error message 😞

start here:

https://community.qlik.com/t5/Official-Support-Articles/QlikView-Task-Failing-with-System-ArgumentNullException-Value/ta-p/1711804

topic All scheduled tasks Fail in QlikView

All scheduled tasks Fail

Re: All scheduled tasks Fail