Messages app stopped working on my mac.

App logs out when mac is sleeping. When I sign in I get "an unknown error has occurred." App will open later, randomly, but no longer sends or receives messages. Messages works fine on my phone & iPad.

MacBook Pro 13″, macOS 10.13

Posted on Jun 19, 2024 10:04 AM

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3 replies

Jun 19, 2024 2:05 PM in response to Melanie Cook

Safe Boot, (holding Shift key down at startup), does the problem occur in Safe Mode? Could take 10 minutes or more.


Safe mode attempts to repair Disks & clears lots of caches & loads safe Drivers, & prevents loading of 3rd party extensions, so if Safe Mode works try again in regular boot.


To find out if it's system wide or user specific, try this...


Open System Preferences>Users & Groups, unlock the lock, click on the little plus icon, make a new admin account, log out & into the new account.


Does it work in the new account?

Messages app stopped working on my mac.

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