DOCUMENT:Q175093
TITLE   :User Manager Does Not Recognize February 2000 As a Leap Year
PRODUCT :Microsoft Windows NT
PROD/VER:3.51 4.0
OPER/SYS:WINDOWS
KEYWORDS:kb2000 kbbug kbbug3.51 kbfix3.51 kbbug4.00 kbbug4.00 kbfix 

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The information in this article applies to:

 - Microsoft Windows NT Server versions 3.51 and 4.0
 - Microsoft Windows NT Workstation versions 3.51 and 4.0
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SYMPTOMS
========

When you set an account to expire on February 29, 2000, User Manager
displays the following error message:

   February only has 28 days in this year.

RESOLUTION
==========

Windows NT 4.0
--------------

To resolve this problem, obtain the latest service pack for Windows NT
version 4.0. For more information, please see the following article in the
Microsoft Knowledge Base.

   ARTICLE-ID: Q152734
   TITLE     : How to Obtain the Latest Windows NT 4.0 Service Pack

This hotfix has been posted to the following Internet location:

   ftp://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/NT40/
   hotfixes-postSP3/y2k-fix/

NOTE: The above link is one path; it has been wrapped for readability.

Windows NT 3.51
---------------

A supported fix that corrects this problem is now available from Microsoft,
but has not been fully regression-tested and should be applied only to
systems experiencing this specific problem.

To resolve this problem immediately, download the fix as described below.
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/support/supportnet/default.asp

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

   Date      Time                 Size    File Name     Platform
   -------------------------------------------------------------
   04/09/98  03:17p               302,848 Netui2.dll    (x86)
   04/09/98  03:19p               492,304 Netui2.dll    (Alpha)

NOTE: Y2k351-i.exe and Y2k351-a.exe were updated on November 5, 1998.

This hotfix has been posted to the following Internet location as
Y2k351-i.exe (x86) and Y2k351-a.exe (Alpha):

   ftp://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/NT351/
   hotfixes-postSP5/y2k-fix/

NOTE: If you contact Microsoft to obtain this fix, a fee may be charged.
This fee is refundable if it is determined that you only require the fix
you requested. However, this fee is non-refundable if you request
additional technical support.

For more information about eligibility for no-charge technical support, see
the following article in the Microsoft Knowledge Base:

   ARTICLE-ID: Q154871
   TITLE     : Determining If Your Product Is Eligible for No-Charge
               Technical Support

STATUS
======

Windows NT 4.0
--------------

Microsoft has confirmed this to be a problem in Windows NT version 4.0.
This problem was first corrected in Windows NT 4.0 Service Pack 4.

Windows NT 3.51
---------------

Microsoft has confirmed this to be a problem in Windows NT versions 3.51.

Additional query words: year 2000 y2k 2k usrmgr
============================================================================

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