How to solve MSN Login problem
Software/OS : Windows Live Messenger (Windows XP)
Error Message :
1. Cotact list is not available
2. Error code 81000378
Tip :
1. Start -> Run -> cmd -> cd %allusersprofile%\application data\microsoft\identitycrl\production-> Del *.dll
cmd -> cd %appdata%\microsoft\identitycrl\production-> del *.dll
2. Restart the Computer
3. Disable & Enable the Local Area connection.


