Concurrently? Do you mean running a Virtual Machine on the Server? Whatever it is you are trying to do, it's not supported by Microsoft and may or may not work. You really should not be using your Server as a Workstation.
Phil P.S. If you find my comment helpful or if it answers your question, please mark it as such.
Marked as answer byMaxtermanMonday, December 19, 2011 3:18 PM