Microsoft KB Archive/812484

= &quot;DRIVER_IRQL_NOT_LESS_OR_EQUAL 3cisati.sys&quot; Error Message When You Run Windows 2000 Setup =

Article ID: 812484

Article Last Modified on 10/30/2006

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APPLIES TO


 * Microsoft Windows 2000 Professional Edition

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SYMPTOMS
When you run Windows 2000 Setup, you may receive the following Stop error message on a blue screen:


 * STOP 0x000000D1

DRIVER_IRQL_NOT_LESS_OR_EQUAL 3cisati.sys



CAUSE
This issue may occur if your computer uses a 3COM network adapter, and the driver for the 3COM network adapter is outdated or is incompatible with Windows 2000. This is known to occur with the 3COM Megahertz 10/100 LAN PC Card Model #3CCFE574bBT.



RESOLUTION
To resolve this issue:  Quit Windows 2000 Setup, and then remove the network adapter from your computer. For more information about how to remove the network adapter from your computer, view the documentation that is included with your hardware or contact your hardware manufacturer. For information about how to contact your hardware manufacturer, 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

 Install Windows 2000. After you successfully install Windows 2000, contact your hardware manufacturer to inquire about the availability of an updated driver for your network adapter. After you obtain and install this updated driver, you can install your network adapter.

Keywords: kberrmsg kbsetup kbprb KB812484

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