This article addresses the issue many people are having when they upgrade to Microsoft Windows 10.
Microsoft Windows Hyper-V Manager reports this error:
An error occurred while attempting to connect to server [SERVER]. Check that the Virtual Machine Management service is running and that you are authorized to connect to the server.
Here is the error detail:
Hyper-V encountered an error trying to access an object on computer [SERVER] because the object was not found. The object might have been deleted. Verify that the Virtual Machine Management service on the computer is running.
Run "MOFCOMP %SYSTEMROOP%\System32\WindowsVirtualization.V2.mof" on the server you cannot connect to with Hyper-V Manager.
This process should only take a second or two. You will not need to reboot your server after this command is run.
This command could cause other issues with the ability to manage the server.
Please refer to this article for full details.