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Q244614: Fix for Q163852 May Cause "Stop 0x50" on Windows NT 3.51

Article: Q244614
Product(s): Microsoft Windows NT
Version(s): winnt:3.51
Operating System(s): 
Keyword(s): kbfix
Last Modified: 08-MAY-2002

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The information in this article applies to:

- Microsoft Windows NT Server version 3.51 
- Microsoft Windows NT Workstation version 3.51 
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SYMPTOMS
========

You may receive a "Stop 0x50" error message in Ntoskrnl.exe. This may occur when
you reboot your computer after running Chkdsk.

This behavior can occur if you are running Windows NT 3.51 Service Pack 5 with
newer fixes such as the fix described in the following article in the Microsoft
Knowledge Base:

  Q163852 Invalid Operand with Locked CMPXCHG8B Instruction

When this occurs, your kernel file has a date stamp of 08/17/1998 or later for
U.S. English builds.

CAUSE
=====

The problem described in the article listed in the "Symptoms" section was fixed
in a way that was prone to timing issues during startup.


RESOLUTION
==========

A supported fix is now available from Microsoft, but it is only intended to
correct the problem described in this article and should be applied only to
systems experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the
fix. For a complete list of Microsoft Product Support Services phone numbers and
information on support costs, please go to the following address on the World
Wide Web:

  http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

NOTE: In special cases, charges that are normally incurred for support calls may
be canceled, if a Microsoft Support Professional determines that a specific
update will resolve your problem. Normal support costs will apply to additional
support questions and issues that do not qualify for the specific update in
question.

The English version of this fix should have the following file attributes or
later:

  Date      Time                 Size    File name     Platform
  -------------------------------------------------------------
  10/25/99  17:06           1.135.104    Ntoskrnl.exe  Alpha
  10/25/99  17:06           1.148.608    Ntkrnlmp.exe  Alpha
  10/25/99  17:02             810.176    Ntoskrnl.exe  Intel
  10/25/99  17:02             822.064    Ntkrnlmp.exe  Intel



STATUS
======

Microsoft has confirmed this to be a problem in the Microsoft products that are
listed at the beginning of this article.

Additional query words:

======================================================================
Keywords          : kbfix 
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNT351search kbWinNTW351search kbWinNTW351 kbWinNTSsearch kbWinNTS351 kbWinNTS351search
Version           : winnt:3.51
Hardware          : ALPHA x86
Issue type        : kbbug
Solution Type     : kbfix

=============================================================================

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