DOCUMENT:Q267233  18-MAY-2001  [exchange]
TITLE   :XADM: "The Client Operation Failed" Err Msg Using Move Mailbox
PRODUCT :Microsoft Exchange
PROD/VER:winnt:4.0,5.5
OPER/SYS:
KEYWORDS:exc55

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The information in this article applies to:

 - Microsoft Exchange Server, version 5.5, on platform(s):
    - the operating system: Microsoft Windows NT 4.0 
    - the operating system: Microsoft Windows 2000 
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SYMPTOMS
========

When you attempt to move mailboxes from one server to another by using the Move
Mailbox feature in the Exchange Administrator program, you may receive the
following error message:

   The Client Operation Failed

   Microsoft Exchange Information Store
   ID No. 80004005-0501-0000050a

CAUSE
=====

This behavior may be caused by third-party anti-virus software services that are
running against the information store.

WORKAROUND
==========

To work around this problem, quit all anti-virus services, and then run the Move
Mailbox feature.

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

For additional information about the Move Mailbox feature and anti-virus
Application Programming Interface (API) enabled anti-virus software, click the
article number below to view the article in the Microsoft Knowledge Base:

   Q264731 XADM: MAPI-Based Tasks Do Not Work with Virus API Anti-Virus Software
   Running on the Exchange Server Computer

Additional query words:

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Keywords          : exc55 
Technology        : kbExchangeSearch kbZNotKeyword2
Version           : winnt:4.0,5.5
Issue type        : kbprb

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