When you try to launch Hyper-V, you get and error saying--
"You do not have the required permission"
1. Open Local Users and Groups on you workstation.
2.Click ion the
2. If the Hyper-V properties box is blank, add the appropriate user (in my case it was Administrator).
3. Try accessing Hyper-V again, this time it should work.
In my case something caused the users in the Hyper-V properties box to be removed. Adding it back in solved my problem.
If you have a similar issue please append this article with the fix that worked for you.