You May Not Be Able to Shut Down Your Windows XP Computer (320008)

The information in this article applies to:

Microsoft Windows XP Home Edition
Microsoft Windows XP Professional

This article was previously published under Q320008

SYMPTOMS

When you try to shut down or to restart your Windows XP-based computer, the shutdown processing may stop. This problem may occur if all of the following conditions exist:

You use the Fast User Switching feature.
Only one user is logged on (except for session 0).
Windows XP is running under heavy stress.

CAUSE

This problem occurs because messages that are sent to Winlogon remain in the Winlogon message queue. This blocks further processing.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

322389 How to Obtain the Latest Windows XP Service Pack

The English version of this fix should have the following file attributes or later:

   Date         Time   Version      Size     File name
   ------------------------------------------------------
   05-Apr-2002  03:06  5.1.2600.41  429,056  Winlogon.exe

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows XP Service Pack 1.

Modification Type:	Minor	Last Reviewed:	9/27/2005
Keywords:	kbHotfixServer kbQFE kbenv kbbug kbfix kbSecurity kbWinXPsp1fix KB320008