If you repeatedly add scheduled jobs by using the at command quickly, Task Scheduler may create corrupted job files. When this occurs, the job file is not run, and the following entry is recorded in the event log.
Event ID: 7901
Source: Schedule
Category: Error
Description: The
job filename command failed to start due to the following error: General access denied error.
Source: Schedule
Category: Error
Description: The
job filename command failed to start due to the following error: General access denied error.