DOCUMENT:Q246762  16-DEC-1999  [exchange]
TITLE   :XCON: Error Starting the MTA After Upgrading to Exchange 5.5
PRODUCT :Microsoft Exchange
PROD/VER:winnt:5.5
OPER/SYS:
KEYWORDS:exc55

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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 4.0 to Exchange Server 5.5, you may
receive the following error message:

   The procedure entry point EcFloraToLpstr could not be located in the dynamic
   link library address.dll

   Could not start the Microsoft Exchange Message Transfer Agent service on
   \\<servername>
   Error 2186: The service is not responding to the control function.

This error message may be accompanied by the following errors in the System Event
Log:

   Event ID: 7000
   Source: Service Control Manager
   Type: Error
   Category: None
   The Microsoft Exchange Message Transfer Agent service failed to start due to
   the following error:
   The service did not respond to the start or control request in a timely
   fashion.

   Event ID: 7009
   Source: Service Control Manager
   Type: Error
   Category: None
   Timeout (120000 milliseconds) waiting for service to connect.

CAUSE
=====

The Address.dll file located in the Exchsrvr\Bin folder was not replaced during
the upgrade.

RESOLUTION
==========

To resolve this problem,

1. Rename the Address.dll file and copy the original Address.dll file from the
   Server\Setup\I386\Bin folder on the Exchange Server 5.5 CD to the
   Exchsrvr\Bin folder on the server.

2. Start the MTA service.

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

You can also find the Address.dll file in the following folders:

   Exchsrvr\Connect\Msexcimc\Bin
   Exchsrvr\Connect\Msmcon\Bin

Additional query words:

======================================================================
Keywords          : exc55 
Technology        : kbExchangeSearch kbExchange550 kbZNotKeyword2
Version           : winnt:5.5
Issue type        : kbprb

=============================================================================

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