DOCUMENT:Q135707  08-AUG-2001  [winnt]
TITLE   :Programs Run at Priority Level 15 May Cause Computer to Hang
PRODUCT :Microsoft Windows NT
PROD/VER:winnt:4.0
OPER/SYS:
KEYWORDS:kbnetworkkbbuglist kbfixlist

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The information in this article applies to:

 - Microsoft Windows NT Workstation version 4.0 
 - Microsoft Windows NT Server version 4.0 
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SYMPTOMS
========

When an application that is designed to run at Windows NT priority level 15 runs
in a tight loop, the system may stop responding (hang).

This problem does not affect the system security and/or data integrity. It does
not allow someone to access your data, and it does not corrupt your data. It
prevents the system from processing other tasks, and effectively hangs the
system.

RESOLUTION
==========

Obtain the fix mentioned below, or wait for the next Windows NT service pack.

STATUS
======

Microsoft has confirmed this to be a problem in Windows NT version 4.0. This
problem was corrected in the latest Microsoft Windows NT 4.0 U.S. Service Pack.
For information on obtaining the service pack, query on the following word in
the Microsoft Knowledge Base (without the spaces):

   S E R V P A C K

NOTE: This fix is to be applied only to computers with Service Pack 2 for Windows
NT 4.0 installed.

This hotfix has been posted to the following Internet location:

   ftp://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/NT40/
   hotfixes-postSP2/krnl-fix



Additional query words: prodnt

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Keywords          : kbnetwork kbbuglist kbfixlist
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNTW400 kbWinNTW400search kbWinNT400search kbWinNTSsearch kbWinNTS400search kbWinNTS400
Version           : winnt:4.0
Issue type        : kbbug

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Copyright Microsoft Corporation 2001.