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choreo

macrumors 6502a
Original poster
Jan 10, 2008
910
357
Midland, TX
Yesterday Apple Tech Support had me create a new second APFS volume on my internal 1TB SSD 12-Core in an attempt to diagnose some of the freeze/restart issues I have seen for the past 7 weeks since I received it. I then used Time Machine to migrate files from the original "Macintosh HD" volume. Everything has been working fine so far, but too early to tell.

One thing I have noticed however is that the computer will not go to sleep now? I have the Displays set to turn off after 10 minutes of inactivity, but as soon as they power down they immediately come back on. This was never a problem before - my displays always went to sleep and woke up fine (although the computer sometimes had restarted during sleep). So this is something new for me.

Not sure how to track this down what is waking them back up... any ideas?
 

chscag

macrumors 601
Feb 17, 2008
4,622
1,946
Fort Worth, Texas
Try a SMC reset before doing any more troubleshooting. If that doesn't work, run it by Apple Support again. Your machine is still under warranty and they should be able to resolve the problems.
 
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choreo

macrumors 6502a
Original poster
Jan 10, 2008
910
357
Midland, TX
Try a SMC reset before doing any more troubleshooting. If that doesn't work, run it by Apple Support again. Your machine is still under warranty and they should be able to resolve the problems.
I did unplug the Mac for 4 hours hoping that would do the SMC Reset, I have not held the power button down for 10-seconds yet. I am scheduled to receive a call from Apple Support Rep this weekend.
 

choreo

macrumors 6502a
Original poster
Jan 10, 2008
910
357
Midland, TX
Narrowed it down to Dropbox. Dropbox is one of the (8) Extensions Apple had me remove last week, but it got reinstalled yesterday when I launched it. Once I Quit Dropbox and removed the extension - displays now sleeps and wakes up as expected. So I guess there is a Dropbox problem with the MacPro? My 2015 MacBook Pro runs the same version of Catalina and has Dropbox with the exact same settings and the computer sleeps/wakes fine?
 
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