DOCUMENT:Q245155  19-APR-2000  [exchange]
TITLE   :XFOR: Error Message: Extension 'lsntscp0' Could Not Be Loaded
PRODUCT :Microsoft Exchange
PROD/VER:winnt:5.0,5.5
OPER/SYS:
KEYWORDS:exc5 exc55

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The information in this article applies to:

 - Microsoft Exchange Server, versions 5.0, 5.5 
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SYMPTOMS
========

If you try to access the Microsoft Exchange Connector for Lotus Notes you may
the receive following error message:

   Extension 'lsntscp0' could not be loaded

   An error occurred during replication. Unable to find the extension .DLL. file
   with the correct version number. To view details of the error, see the
   application event log in the Windows NT Event Viewer on the Microsoft
   Exchange Server computer.

   Microsoft Exchange Administrator
   ID no c1030ad1

CAUSE
=====

This is error message can occur if there is a mismatch of version number
information on the Lsntscp0.dll file.

To determine if this is the cause:

1. In the Microsoft Exchange Server Administrator program, click to expand the
   Organization object, click to expand the Site object, and then click the
   Configuration container for the Exchange Notes Connector.

2. Click Add-ins, click Extension, and then click the General tab to find the
   version number that the Exchange Server Administrator program specifies for
   the Lsntscp0.dll file.

3. Open the Exchsrvr\Addins\Lsntscp0\I386 folder and find the version number of
   the Lsntscp0.dll file.

If the version numbers that you find are different, you are experiencing the
issue that this article deals with.

RESOLUTION
==========

To resolve this issue, use one of the following methods:

 - Use the Lsntscp0.dll file that has the version number that is specified in
   the Exchange Server Administrator program to replace the Lsntscp0.dll file in
   the Exchsrvr\Addins\Lsntscp0\I386 folder.

-or-

 - Edit the Lsntscp0.dll file version number that is specified in the Exchange
   Server Administrator program by using raw mode.

WARNING: Using the raw mode of the Exchange Server Administrator program (admin
/r) incorrectly can cause serious problems that may require you to reinstall
Microsoft Windows NT Server and/or Microsoft Exchange Server. Microsoft cannot
guarantee that problems resulting from the incorrect use of raw mode can be
solved. Use raw mode at your own risk.

   1. Start the Exchange Server Administrator program in raw mode by typing the
      following at a command prompt:

   c:\exchsrvr\bin\admin /r

   2. Click to expand the Organization object, click to expand the Site object,
      click the Configuration container, click Add-ins, and then click Extension
      for the Exchange Notes Connector.

   3. On the File menu, click Raw Properties, and then click File Version.

   4. Click Editor, click File Version, and then modify the file version number
      to match the version number of the Lsntscp0.dll file that is located in
      the Exchsrvr\Addins\Lsntscp0\I386 folder.

   5. Make sure that you click Set before you quit the Exchange Server
      Administrator program in raw mode.

Additional query words: Extension, lsntscp0, Lotus Notes

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Keywords          : exc5 exc55 
Technology        : kbExchangeSearch kbExchange500 kbExchange550 kbZNotKeyword2
Version           : winnt:5.0,5.5
Issue type        : kbprb

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