Summary
After installing Performance Center host on Windows 8 and rebooting the machine, the windows explorer shell fails to load.
Error
Not able to load Windows explorer
Cause
UAC is enabled on your machine
Fix
To disable it, perform the following steps:
1. Choose Start > Run.
2. To open the registry editor, type Regedit in the Run dialog box.
3. Disable UAC and restart your machine. For details on how to disable UAC, see:
http://gallery.technet.microsoft.com/Registry-Key-to-Disable-UAC-45d0df25