DOCUMENT:Q223497  16-MAY-2002  [winnt]
TITLE   :Err Msg: Logon Failure: User Not Granted the Requested Logon...
PRODUCT :Microsoft Windows NT
PROD/VER:winnt:4.0 SP4
OPER/SYS:
KEYWORDS:kbWinNT4sp6fix

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The information in this article applies to:

 - Microsoft Windows NT Server version 4.0, Terminal Server Edition 
 - Microsoft Windows NT Workstation version 4.0 SP4 
 - Microsoft Windows NT Server version 4.0 SP4 
 - Microsoft Windows NT Server, Enterprise Edition version 4.0 SP4 
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SYMPTOMS
========

When you try to gain access to resources on a server that has the Microsoft LAN
Manager Server EnableSecuritySignature parameter enabled, the following error
message may be displayed:

   Logon failure: the user has not been granted the requested logon type at this
   computer.

CAUSE
=====

This error message occurs when a user on a computer running Windows NT 4.0
Service Pack 4 makes a remote connection to a computer running Windows NT 4.0
Service Pack 3 or Service Pack 4 and the LAN Manager Server
EnableSecuritySignature parameter is set to 1. If the logged-on user has an
account on the remote computer and the password differs between the two
computers, the error message listed above occurs during any access request.

For additional information, please see the following article in the Microsoft
Knowledge Base:

   Q161372 How to Enable SMB Signing in Windows NT

RESOLUTION
==========

Windows NT Server or Workstation 4.0
------------------------------------

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the
individual software update. For information on obtaining the latest service
pack, please go to:

 - http://www.microsoft.com/Windows/ServicePacks/

-or-

 - Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

For information on obtaining the individual software update, contact Microsoft
Product Support Services. 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


Windows NT Server 4.0, Terminal Server Edition
----------------------------------------------

To resolve this problem, obtain the latest service pack for Windows NT Server
4.0, Terminal Server Edition. For additional information, please see the
following article in the Microsoft Knowledge Base:

   Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack


STATUS
======

Microsoft has confirmed this to be a problem in the Microsoft products that are
listed at the beginning of this article. This problem was first corrected in
Windows NT Server version 4.0, Terminal Server Edition Service Pack 6.

Additional query words:

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Keywords          : kbWinNT4sp6fix 
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNTW400search kbWinNT400search kbWinNTW400sp4 kbWinNTSsearch kbWinNTSEntSearch kbWinNTSEnt400sp4 kbWinNTS400sp4 kbWinNTS400search kbNTTermServ400 kbNTTermServSearch
Version           : winnt:4.0 SP4
Hardware          : ALPHA x86
Issue type        : kbbug
Solution Type     : kbfix

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Copyright Microsoft Corporation 2002.