Tell the contact to follow these steps-
quote:
Originally posted by Felu
- Close Messenger and Press Alt+Ctrl+Del.
 - Task manager opens up.
 - There go to the process tab.(if you don't find it see points 4 n 5)
 - Right click on any program.(only for point 3)
 - Chose go to process.(only for point 3)
 - Locate the im-svr.exe process.
 - Right click on it.
 - Click on end process tree and not end process.
 - Go to C: program files/im-names and delete the folder.
 - Restart messenger.