« Posts tagged Windows Server 2012 R2

Upgrade from pfSense 2.1.5 to 2.2 on Hyper-V

After the release of pfSense 2.2 it was time to upgrade some installations. They resides on Windows Server 2012 R2 Hyper-V. After the first reboot my test machine did not come up. The screen looks like this: The error message is quite interesting at first: Mounting from ufs:/dev/ad0s1a failed with error 19. After little goggling […]