Microsoft KB Archive/316208

= &quot;STOP:0xD1&quot; Error Message When You Start Your Windows XP-Based Computer =

Article ID: 316208

Article Last Modified on 11/5/2003

-

APPLIES TO


 * Microsoft Windows XP Home Edition
 * Microsoft Windows XP Professional Edition

-



This article was previously published under Q316208



SYMPTOMS
When you start your computer, you may receive the following error message:

STOP:0xD1 (DRIVER_IRQL_NOT_LESS_OR_EQUAL)



CAUSE
This behavior occurs if more then one Mylex RAID controller that is supported by the Dac2w2k.sys driver is installed on the computer. This error could appear either during or after the operating system installation.



RESOLUTION
To resolve this behavior, contact Mylex Corporation for an updated driver (Dac2w2k.sys) that resolves this behavior.



MORE INFORMATION
The third-party products that are discussed in this article are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

For information about how to contact Mylex Corporation, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base:

65416 Hardware and Software Third-Party Vendor Contact List, A-K

60781 Hardware and Software Third-Party Vendor Contact List, L-P

60782 Hardware and Software Third-Party Vendor Contact List, Q-Z

Additional query words: 00000xD1

Keywords: kberrmsg kbenv kbprb KB316208

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.