| Event Id | 12800 |
| Source | Microsoft-Windows-Hyper-V-Worker |
| Description | Cannot modify the Ethernet address when the virtual machine is online. |
| Event Information | According to Microsoft : Cause : This event is logged when it cannot modify the ethernet address when the virtual machine is online. 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 Links | Event ID 12800 from Microsoft-Windows-Hyper-V-Worker |
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