Article ID: 834630 - Last Review: January 15, 2012 - Revision: 5.0

Stop error code 0x000000D1 (DRIVER_IRQL_NOT_LESS_OR_EQUAL) on your Windows Server 2003-based computer

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SYMPTOMS

On your Microsoft Windows Server 2003-based computer, you receive a Stop error message that is similar to the following:

STOP 0x000000D1 (0x00000006,0x00000002,0x00000000, 0xba5fbc00)
DRIVER_IRQL_NOT_LESS_OR_EQUAL

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CAUSE

This problem may occur when both the following conditions are true:

There is a heavy network load on your Windows Server 2003-based computer.
You are running Windows Server 2003 on a computer that has multiple processors.

Note This problem may also occur on a Windows Server 2003-based computer that has a single hyper-threaded processor.

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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) 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   Platform
   -------------------------------------------------------------------
   14-Jul-2003  22:40  5.2.3790.68       334,336  Tcpip.sys   x86

   14-Jul-2003  22:40  5.2.3790.68       969,216  Tcpip.sys   IA-64

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