Rebuild your WMI...

To fix your WMI you will need to reinstall WMI into the registry.
1. Go to Start/Run/CMD and type in: "net stop winmgmt"

2. Then delete the %windir&system32wbemrepository directory

3. Once done go back to Start/Run/CMD and type in: "net start winmgmt"

4. Type in "Winmgmt/?" for information.
Then run each of these hitting enter after each:

winmgmt/clearadap
winmgmt/kill
winmgmt/unregserver
winmgmt/regserver
winmgmt/resyncperf