Windows 11 Windows Defender scheduled scan returns 0x2 error

[Rick_766]

When the Windows Defender scheduled scan runs from Task Scheduler it does not complete and returns error code 0x2. This happens even if I run it manually from scheduler. This happens on all three of my Windows 11 machines and so is not machine specific. I am currently up to date on all three machines. Windows Defender will run to completion if I run it from Windows Security under Virus and Threat Protection. I know this has been a lingering issue, dating back to at least Windows 10. Is there a known solution?Thank you.

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