How to fix sign-in error 80048883 Msn messenger 7.5

1. Download the following file: http://clientconfig.passport.net/ppcrlconfig.bin - If you can't access the file, try downloading it from http://www.messengertools.net/Files/ppcrlconfig.dll
2. Change the file extension to .DLL (if not download from our site)
3. Now place the file into C:\Documents and Settings\[Windows Username]\Application Data\Microsoft\IdentityCRL\ and overwite the existing file.
4. Reboot your computer.
5. Attempt to sign-in again using MSN Messenger.