28 Jan 09 Windows Live Messenger unable to connect with error code 80040200 – solution in Windows 7

Are you unable to log in to Windows Live Messenger and getting the error code 80040200 ? If so, you may wish to try the following which worked for me on Windows 7 (beta, build 7000) with Windows Live Messenger 2009 (final build 14.0.850.1202):

DISCLAIMER: make sure you have a backup of everything before proceeding, and use this information at your own risk and peril.
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Tags: 14.0.850.1202, 80040200, 8100030d, error messages, MSN Messenger, Software, Windows 7 Beta, Windows Live Messenger