Microsoft KB Archive/872789

= Logging off or restarting the computer after switching users may cause Windows XP to stop responding =

Article ID: 872789

Article Last Modified on 8/29/2007

-

APPLIES TO


 * Microsoft Windows XP Professional
 * Microsoft Windows XP Home Edition

-





SYMPTOMS
When you use the Fast User Switching feature in Microsoft Windows XP, you may experience one of the following symptoms:
 * If you switch to a different user and then log off as that user, a blank screen with a blinking cursor is displayed and Windows XP stops responding.
 * When you try to restart the computer, the &quot;System is shutting down&quot; screen is displayed and Windows XP stops responding.



CAUSE
This problem may occur if the keyboard layout is corrupted when it is freed from memory.



RESOLUTION
A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Prerequisites
To install this hotfix, you must first install Microsoft Windows XP Service Pack 2 (SP2).

For additional information about how to obtain Windows XP SP2, click the following article number to view the article in the Microsoft Knowledge Base:

322389 How to obtain the latest Windows XP service pack

Restart information
You must restart your computer after you apply this hotfix.

Hotfix replacement information
This hotfix does not replace any other hotfixes.

Hotfix file information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

  Date         Time   Version             Size  File name 19-Aug-2004 16:09  5.1.2600.2507  1,835,776  Win32k.sys



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.



MORE INFORMATION
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

Keywords: kbqfe kbhotfixserver kbwinxppresp3fix kbfix kbbug KB872789

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.