On a server that is running Windows Server 2008 R2 Service Pack 1 (SP1), RemoteFX virtual machines cannot start if the display adapter on the Hyper-V server is changed and a new driver is installed.
Method 1: Restart the RemoteFX Session Manager service
To resolve this issue, follow these steps:
- On the Hyper-V server, click Start, click All programs, point to Administrative Tools, and then click Services.
- Restart the RemoteFX Session Manager service.
Method 2: Restart the Hyper-v server
To resolve this issue, you can restart the Hyper-V server. This restarts the RemoteFX services.