If you all of a sudden get this error, don’t fret. Just do the following: open Regedit (as administrator) from the Start / run prompt or just open a dos window and type regedit.exe Navigate to: HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionExplorerUser Shell Folders You should see a key called: Cache registry key Double-click on it and change it’s value…