Microsoft KB Archive/227989

= STOP 0x0000000A Error Message Caused by Fcascsi.sys Driver =

Article ID: 227989

Article Last Modified on 11/1/2006

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APPLIES TO


 * Microsoft Windows NT Server 4.0, Terminal Server Edition
 * Microsoft Windows NT Server 4.0 Standard Edition
 * Microsoft Windows NT Workstation 4.0 Developer Edition

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This article was previously published under Q227989



IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry



SYMPTOMS
In Windows NT, you may receive the following error message:

STOP 0x0000000A (0x, 0x00000008, 0x00000000, 0x801db9ed)

where  is a random series of numbers.



CAUSE
This issue can occur if the Fcascsi.sys file is running on your computer.



RESOLUTION
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

To resolve this issue, follow these steps:

 Create an emergency repair disk. Click Start, click Run, type rdisk /s in the Open box, and then click OK. Use the Regedt32.exe program to edit the following registry key

HKEY_LOCAL_MACHINE/SYSTEM/CURRENT_CONTROL_SET/SERVICES/FCA_SCSI/PARAMETERS/DEVICE

where  is number from 0 to 4.

Edit the registry key to contain the following values:

Value               Value Data -- DriverParameter     SCSI 1 32 4 125 64 LPORT 8 128 1 16 4096 0xFFFFFF (REG_SZ) MaximumLogicalUnit  0x08 (hex) NumberOfRequests    0x40 (hex)

 Quit Regedt32.exe, and then restart your computer.

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MORE INFORMATION
The Fcascsi.sys drivers modified 12/98 or earlier are known to exhibit this behavior. For more information about the Fcascsi.sys driver, contact EMC Technical Support. 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.

Keywords: kb3rdparty kbenv kbfix kbhardware kbprb kbsetup KB227989

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