MacBook Pro shutting down with error while idle

Shedinator wrote:

• MacBook Pro 13 in, 2017, intel i5, 8GB RAM, updated to latest OS

For the last week, any time I leave my MacBook asleep for more than about 30 minutes, it displays a "shutdown error" and I have to reboot. It's often warm to the touch as well.

Things I've tried, none of which have fixed the issue:

Ran diagnostics twice. Both came up empty.

• Closed every program to see if any of them is the cause.

• Manually put the computer to sleep in case the issue was auto-sleep on closure.

• Toggled various battery and power settings off and on.

• Removed all browser plugins.

Learn what to do if your computer restarts or shuts down unexpectedly, or you get a message that your computer restarted or shut down because of a problem.

If your Mac spontaneously restarts or displays a ... - Apple Support

If your Mac restarted because of a problem - Apple Support

Kernel Panics are predominately caused by hardware faults or faulty third-party kernel extensions.