Windows Server 2003-based computer stops responding during an automatic logon and restart stress test

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SYMPTOMS

During an automatic logon and restart stress test of a Microsoft Windows Server 2003-based computer, the computer stops responding. For example, this problem may occur when you configure the computer to use automatic logon, and you set the Scheduled Tasks feature to restart the computer every five minutes.

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CAUSE

This problem may occur because of a race condition that causes the incorrect heap to be returned.

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RESOLUTION

Hotfix information

A supported hotfix is 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 software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if 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. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:

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

Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

No prerequisites are required.

Restart requirement

You must restart your computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

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.

Windows Server 2003, 32-bit editions

    
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   18-Oct-2004  19:58  5.2.3790.222      732,672  Ntdll.dll        
   15-Oct-2004  21:09  5.2.3790.222    2,407,936  Ntkrnlmp.exe
   15-Oct-2004  20:55  5.2.3790.222    2,064,896  Ntkrnlpa.exe     
   15-Oct-2004  20:55  5.2.3790.222    2,109,952  Ntkrpamp.exe
   15-Oct-2004  21:13  5.2.3790.222    2,208,256  Ntoskrnl.exe

Windows Server 2003, 64-bit editions

   Date         Time   Version            Size    File name      Platform
   ----------------------------------------------------------------------
   18-Oct-2004  20:50  5.2.3790.222    1,524,224  Ntdll.dll      IA-64
   15-Oct-2004  22:17  5.2.3790.222    5,605,888  Ntkrnlmp.exe   IA-64
   18-Oct-2004  20:58  5.2.3790.222      711,168  Wntdll.dll     x86

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