"Library/Applicaton Support/Tablet" could not be backed up
Problem with Time machine backup on Mac Mini 2023
Mac mini, macOS 14.5
Question marked as
In Finder>Go to folder, enter these one at a time...
your user folder:
~/Library/Application Support/
or system folder
/Library/Application Support/
Do get Info & check permissions.
Also, Have you run Disk Utility's Disk First Aid on all connected drives?
In Disk Utility>View, select Show all Devices, highlight the top left entry.
Run Disk First Aid on all items in the left panel, from top down.
Are you running any VPN, Anti-Virus, or Cleaning apps?