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Q193707: XADM: Error Message: Could not open the file named Mdbmsg.dll

Article: Q193707
Product(s): Microsoft Exchange
Version(s): WINDOWS:5.5
Operating System(s): 
Keyword(s): 
Last Modified: 02-MAY-1999

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The information in this article applies to:

- Microsoft Exchange Server, version 5.5 
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SYMPTOMS
========

When you upgrade from Exchange Server 5.5 to Exchange Server 5.5 Service Pack 1,
the following error message may appear:

  Could not open the file named <drive>:exchsrvr\res\mdbmsg.dll

  Abort Retry Fail

CAUSE
=====

The Mdbmsg.dll file is being held open by some process, usually the Event
Viewer.

WORKAROUND
==========

Close the process that is holding the Mdbmsg.dll file open and click Retry. The
Exchange 5.5 SP1 Setup will continue.

======================================================================
Keywords          :  
Technology        : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version           : WINDOWS:5.5
Issue type        : kbprb

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