After enabling virtual disc in the bios...and adding the hyper v role ..it comes with the error...........'Hypervisor' driver required by the Virtual Machine Management service is not installed or is disabled. Check your settings or try reinstalling the Hyper-V role

Try the following suggestion: http://social.technet.microsoft.com/Forums/en-US/winserverhyperv/thread/988dbc8d-4b0d-4eb7-9837-6862033b5f36/ Also, we have a dedicated forum for Hyper-v related questions: http://social.technet.microsoft.com/Forums/en-US/winserverhyperv/threads Santhosh Sivarajan | MCTS, MCSE (W2K3/W2K/NT4), MCSA (W2K3/W2K/MSG), CCNA, Network+ Houston, TX Blogs - http://blogs.sivarajan.com/ Articles - http://www.sivarajan.com/publications.html Twitter: @santhosh_sivara - http://twitter.com/santhosh_sivara This posting is provided AS IS with no warranties,and confers no rights.

Hi, Please check the following post to see whether you can resolve the issue. http://forums11.itrc.hp.com/service/forums/questionanswer.do?admit=109447626+1307429264799+28353475&threadId=1382739 Important Note: This response contains a reference to a third party World Wide Web site. Microsoft is providing this information as a convenience to you. Microsoft does not control these sites and has not tested any software or information found on these sites; therefore, Microsoft cannot make any representations regarding the quality, safety, or suitability of any software or information found there. There are inherent dangers in the use of any software found on the Internet, and Microsoft cautions you to make sure that you completely understand the risk before retrieving any software from the Internet. Best Regards, Vincent Hu