You randomly receive a "Stop error code 0x00000006 (INVALID_PROCESS_DETACH_ATTEMPT)" error message


On a Microsoft Windows 2000-based computer, you may receive the following error message:
STOP: 0x00000006 (0x00000000, 0x00000000, 0x00000000, 0x00000000)



This problem may occur if Windows incorrectly queues a kernel asynchronous procedure call (APC) function, also known as a completion routine.


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.

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, submit a request to 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: 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.

The English version of this hotfix has the file attributes (or later) 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
04-Dec-2003 01:32 5.0.2195.6878 1,698,432 Ntkrnlpa.exe
04-Dec-2003 01:32 5.0.2195.6878 1,719,232 Ntkrpamp.exe
04-Dec-2003 01:32 5.0.2195.6878 1,676,736 Ntoskrnl.exe
04-Dec-2003 01:32 5.0.2195.6878 1,699,136 Ntkrnlmp.exe


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section of this article.

Article ID: 833314 - Last Review: Jan 25, 2012 - Revision: 1

Microsoft Windows 2000 Advanced Server, Microsoft Windows 2000 Server, Microsoft Windows 2000 Professional Edition