Go to Start
Click Run
Type in
regedit
Click OK
When the edit registry window opens edit the following key.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\
CurrentVersion\Explorer\
RemoteComputer\NameSpace
In the right pane find: {D6277990-4C6A-11CF-8D87-00AA0060F5BF} Value and delete it.
Close the Registry Edit Window.