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The Wait Completed Due to an Abandoned Mutex

This article helps Webgility Desktop users resolve the "The Wait Completed Due to an Abandoned Mutex" error in Webgility Desktop. This error may occur when the Scheduler takes longer than expected to open, and multiple attempts are made to launch it, resulting in multiple instances running in the background. The article provides step-by-step instructions to close all active Scheduler instances using Task Manager and then relaunch Webgility Desktop and the Scheduler, which resolves the error and restores normal functionality.

Error Message:

The Wait Completed Due to an Abandoned Mutex


Cause of the issue:

You might encounter the "abandoned mutex" error while trying to start the Scheduler in Webgility Desktop. This issue often arises when the Scheduler takes longer than usual to open, and multiple clicks are made to open it. This causes multiple instances of the Scheduler to run in the background.



 

Steps to fix:

1). Open Task Manager:

  • Press Ctrl + Shift + Esc or right-click on the taskbar and select Task Manager.

2). End Scheduler Tasks:

  • Go to the Details tab in Task Manager.
  • Locate both instances of UnifyScheduler.
  • Select each instance and click End Task to close all Scheduler instances.​

Note: By default, there are two instances of the Scheduler.

3). Relaunch Webgility Desktop and then Scheduler:

  • After closing all Scheduler instances, restart Webgility Desktop.

  • Try launching the Scheduler again.

This should resolve the "abandoned mutex" error.