STOP 0x0000000A Error Message Caused by Fcascsi.sys Driver (227989)


The information in this article applies to:

  • Microsoft Windows NT Server 4.0 Terminal Server Edition
  • Microsoft Windows NT Server 4.0
  • Microsoft Windows NT Workstation 4.0
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 (0xnnnnnnnn, 0x00000008, 0x00000000, 0x801db9ed)
where nnnnnnnn 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:

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

    HKEY_LOCAL_MACHINE/SYSTEM/CURRENT_CONTROL_SET/SERVICES/FCA_SCSI/PARAMETERS/DEVICE<n>

    where <n> 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)

  3. Quit Regedt32.exe, and then restart your computer.

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.
Modification Type:MajorLast Reviewed:6/28/2004
Keywords:kb3rdparty kbenv kbfix kbHardware kbprb kbsetup KB227989
©2004 Microsoft Corporation. All rights reserved.