What is error - 23 Time MACHINE?

says in progress for days, then try to delete error-23

the only choice below is Mac OS high Sierra - I have Big Sur - there isn't a link for Big Sur

iMac 27″ 5K, macOS 11.4

Posted on Jul 17, 2021 12:11 PM

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BDAqua

Level 10

250,253 points

Posted on Jul 17, 2021 12:37 PM

error -23 openErr: IO System Errors

Run Disk Utility's First Aid on all drives, if they all checkout look into cabling problems.

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