Event ID - 134

Event Id134
SourceMicrosoft-Windows-TaskScheduler
DescriptionTask Engine "%1" for user "%2" is approaching its preset limit of tasks. Reduce the number of tasks running in the specified user context.
Event InformationAccording to Microsoft :
Cause :
This event is logged when Task Engine for user is approaching its preset limit of tasks.
Resolution :
Increase queue size
Increase the task queue quota by modifying the TasksInMemoryQueue registry key under
HKEY_LOCAL_MACHINE\Software\Microsoft\WindowsNT\CurrentVersion\Schedule\Configuration.
Caution: Incorrectly editing the registry can corrupt the system. Back up valued data before making changes to the registry.
To perform this procedure, you must have membership in the Administrators group, or you must have been delegated the appropriate authority.
To modify the TasksInMemoryQueue registry key:
1.Click theStart button and typeregedit in the Start Search box.
2.Select theRegedit.exe program to start the Registry Editor.
3.Expand the folders in this path:
HKEY_LOCAL_MACHINE\Software\Microsoft\WindowsNT\CurrentVersion\Schedule\Configuration.
4.Click theConfiguration node, right-click theTasksInMemoryQueue registry key, and selectModify.
5.Change the value of the key and clickOK. The default value is 64.Verify :
To verify that the task execution has completed successfully:
1.Click theStart button and type Task Scheduler in theStart Search box.
2.Select the Task Scheduler program to start Task Scheduler.
3.Select the task to run by locating the task in the task folder hierarchy.
4.On the Actions menu clickRun. You can also clickRun in the Actions pane.
5.Click theHistory tab for the task to verify that it contains events indicating the task was registered successfully.
Reference LinksEvent ID 134 from Source Microsoft-Windows-TaskScheduler

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