When you try to connect to MSN Messenger or to the Windows Update Web site, from a Windows XP computer, you receive the following error:
This behavior will occur if the Softpub.dll and/or Mssip32.dll and/or Initpki.dll libraries are not properly registered.
To correct this behavior:
1. Open a CMD.EXE window.
2. Type the following commands, pressing Enter after each line:
regsvr32 /s Softpub.dll
regsvr32 /s Mssip32.dll
regsvr32 /s Initpki.dll