Error message when you try to connect to MSN Messenger or to the Windows Update Web site on a computer that is running Windows XP: "0x800b0001"

Support for Windows XP has ended

Microsoft ended support for Windows XP on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

This article has been archived. It is offered "as is" and will no longer be updated.
SYMPTOMS
You cannot connect to MSN Messenger on a Microsoft Windows XP-based computer. Additionally, you receive the following error message:
0x800b0001


You may also receive this error message when you connect to the Windows Update Web site.
CAUSE
This issue may occur if one or more files on the system are not correctly registered.
RESOLUTION
To resolve this issue, reregister the Softpub.dll file, the Mssip32.dll file, and the Initpki.dll file. To do this, follow these steps:
  1. Click Start, click Run, type regsvr32 Softpub.dll in the Open box, and then click OK two times.
  2. Click Start, click Run, type regsvr32 Mssip32.dll in the Open box, and then click OK two times.
  3. Click Start, click Run, type regsvr32 Initpki.dll in the Open box, and then click OK two times.
Properties

Article ID: 916255 - Last Review: 12/09/2015 05:02:09 - Revision: 2.0

Microsoft Windows Update, Microsoft Windows XP Home Edition, Microsoft Windows XP Professional, MSN Messenger 7.5, MSN Messenger 7.0, MSN Messenger 6.0, MSN Messenger 4.5, Microsoft Update

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