DOCUMENT:Q155299  11-JUN-1999  [exchange]
TITLE   :XADM: Err Msg: Parameter is Incorrect ID No: 0xc0020057
PRODUCT :Microsoft Exchange
PROD/VER:winnt:4.0
OPER/SYS:
KEYWORDS:kbusage exc4

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The information in this article applies to:

 - Microsoft Exchange Server, version 4.0 
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SYMPTOMS
========

When the Microsoft Exchange Server administrator attempts to extract the Windows
NT Account List by clicking Extract on the Tools menu in the Microsoft Exchange
Server Administrator program, the following error message is displayed:

   The parameter is incorrect.

   Microsoft Windows NT
   ID No: 0xc0020057

RESOLUTION
==========

Apply Microsoft Exchange Server Service Pack 2 (SP2) to the computer running
Windows NT Server 4.0, and the error will no longer occur.

MORE INFORMATION
================

This problem occurs when Microsoft Exchange Server 4.0 SP2 has not been applied
to the computer running that is running both Windows NT Server 4.0 and Microsoft
Exchange Server 4.0. This error does not occur with Microsoft Exchange Server
4.0, or Microsoft Exchange Server 4.0 SP1, if they are installed on a computer
running Windows NT Server 3.51 with SP4.

Additional query words:

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Keywords          : kbusage exc4 
Technology        : kbExchangeSearch kbExchange400 kbZNotKeyword2
Version           : winnt:4.0

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