1. Disconnect the network connection.
2. Open "Task Manager", there should be a SVOHOST.EXE process; end it. Then go to C:\WINDOWS\system32, find SVOHOST.EXE and delete it. (Note: The system process is svchost.exe, where the third letter is "c", not "o".)
3. Execute "Start" - "Run" - type "regedit" to open the registry.
4. Find HKEY_LOCAL_...