Microsoft KB Archive/835166

= You receive a &quot;DRIVER_IRQL_NOT_LESS_OR_EQUAL STOP 0xD1&quot; error message, and your Windows Server 2003-based computer stops responding =

Article ID: 835166

Article Last Modified on 1/29/2007

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APPLIES TO


 * Microsoft Windows Server 2003, Web Edition
 * Microsoft Windows Server 2003, Standard Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise x64 Edition

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For a Microsoft Windows 2000 version of this article, see 834938.





For a Microsoft Windows NT 4.0 version of this article, see 825784.



SYMPTOMS
Your Microsoft Windows Server 2003-based computer stops responding, and you receive a STOP 0xD1 error message that is similar to the following:

DRIVER_IRQL_NOT_LESS_OR_EQUAL



CAUSE
This problem occurs because of a problem in the SCSIPORT driver. The problem occurs when incorrect areas of memory are overwritten or are written to disk. This problem occurs only with SCSIPORT drivers that do not use map buffers for I/O transfers. To determine whether your SCSIPORT driver uses map buffers, contact your Independent Hardware Vendor (IHV) or your Original Equipment Manufacturer (OEM).



RESOLUTION
To resolve this problem, see the following Microsoft Knowledge Base article:

905205 You may receive a &quot;STOP: 0x000000D1&quot; error message, the computer may stop responding, and data may become corrupted after you install the hotfix that is described in Microsoft Knowledge Base article 835166 on a computer that is running Windows Server 2003



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: kbhotfixserver kbqfe kbhotfixserver kbqfe kberrmsg kbbug kbfix kbqfe kbwinserv2003presp1fix KB835166

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