"DRIVER_IRQL_NOT_LESS_OR_EQUAL (0xD1)" Stop error occurs in Windows Server 2003 when you remove a USB device


A Microsoft Windows Server 2003-based computer may stop responding, and you may receive a "DRIVER_IRQL_NOT_LESS_OR_EQUAL (0xD1)" Stop error. This error may occur only when you repeatedly perform a surprise removal of a USB device.


This problem occurs because of a code defect in the USB controller port driver (Usbport.sys).


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: 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.


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.

Windows Server 2003, 32-bit editions

Date Time Version Size File name
22-Jun-2004 23:32 5.2.3790.161 6,656 Hccoin.dll
11-Apr-2004 07:39 5.2.3790.161 28,928 Usbccgp.sys
11-Apr-2004 07:39 5.2.3790.161 19,968 Usbehci.sys
11-Apr-2004 07:39 5.2.3790.161 54,784 Usbhub.sys
11-Apr-2004 07:39 5.2.3790.161 16,896 Usbohci.sys
22-Jun-2004 22:29 5.2.3790.186 139,008 Usbport.sys
11-Apr-2004 07:39 5.2.3790.161 20,096 Usbuhci.sys

Windows Server 2003, 64-Bit Edition

Date Time Version Size File name Platform
22-Jun-2004 23:22 5.2.3790.161 12,800 Hccoin.dll IA-64
11-Apr-2004 07:32 5.2.3790.161 114,560 Usbccgp.sys
11-Apr-2004 07:32 5.2.3790.161 61,312 Usbehci.sys
11-Apr-2004 07:32 5.2.3790.161 183,296 Usbhub.sys
11-Apr-2004 07:32 5.2.3790.161 51,712 Usbohci.sys
22-Jun-2004 22:29 5.2.3790.186 430,976 Usbport.sys
11-Apr-2004 07:32 5.2.3790.161 64,896 Usbuhci.sys
22-Jun-2004 23:32 5.2.3790.161 6,656 Whccoin.dll x86


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

ID do Artigo: 867754 - Última Revisão: 29/05/2008 - Revisão: 1