After a new Hyper-V VMMS certificate is generated, there are mouse and screen resolution issues when you manage a virtual machine using the Hyper-V Manager Console
This article provides a solution to mouse and screen resolution issues when managing a virtual machine by using the Hyper-V Manager Console.
Original product version: Windows Server 2012 R2
Original KB number: 2413735
On Windows Server 2012 R2, you may experience one of the following symptoms when you connect to a Hyper-V virtual machine using the Hyper-V Manager console or the System Center Virtual Machine Manager Administrator Console:
- The mouse cursor is frozen or has disappeared.
- The screen resolution has reverted to the default size.
If you connect to the virtual machine using a Remote Desktop Connection (RDP), the symptoms listed above are not exhibited.
This issue can occur after a new Hyper-V VMMS certificate is generated.
The following event will be logged in the Hyper-VMMS event log when a new VMMS certificate is generated:
Log Name: Microsoft-Windows-Hyper-V-VMMS-Admin
Event ID: 12520
Auto-generating a self-signed certificate for server authentication.
To resolve this issue, perform one of the following steps on the Hyper-V server:
- Place the virtual machines in a saved state and then resume the virtual machines.
- Restart the virtual machines.
The self-signed certificate that is generated by the Hyper-V Virtual Machine Management service is valid for one year.