Hyper-V2012 Essentials reboots on its own, how to fix it?

Question

Hyper-V

Worth it, it works. All of a sudden, he goes into reboot.
The last thing in the logs before the reboot:
Microsoft-Windows-Hyper-V-VMMS/Admin
Hyper-V-VMMS
Warning
Shut down physical computer. Stopping/saving all virtual machines...

Answer 1

https://www.sevenforums.com/tutorials/160855-shut-...
did you look at the logs?