Event ID - 12801

Event Id12801
SourceMicrosoft-Windows-Hyper-V-Worker
DescriptionCannot modify the Ethernet address.
Event InformationAccording to Microsoft :
Cause :
This event is logged when it Cannot modify the Ethernet address.
Resolution :
Change property after taking turning off virtual machine
You cannot change some NIC properties while the virtual machine is on. Turn Off the virtual machine and then change the property.
Note: Turning off a virtual machine is equivalent to powering off a computer, so data loss is possible.
Verify
The virtual machine starts and runs network operations without any problems.
Reference LinksEvent ID 12801 from Microsoft-Windows-Hyper-V-Worker

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