Event ID - 12581

Event Id12581
SourceMicrosoft-Windows-Hyper-V-VStack-SynthNic
DescriptionDynamic MAC address %5 for %4 (%3) is invalid.
Event InformationAccording to Microsoft :
Cause :
This event is logged when dynamic MAC address is invalid.
Resolution :
Reconfigure dynamic MAC address
Turn Off the virtual machine.
Note: Turning off a virtual machine is equivalent to powering off a computer, so data loss is possible.
Set the Static MAC Address property to all zeroes, enable Dynamic MAC Address, and then restart the virtual machine.
Verify :
The virtual machine starts and runs network operations without any problems.
Reference LinksEvent ID 12581 from Microsoft-Windows-Hyper-V-VStack-SynthNic

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