Microsoft KB Archive/155588

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Last reviewed: April 3, 1997

Article ID: Q155588 The information in this article applies to:
 * Microsoft Exchange Server, version 4.0

SYMPTOMS
When accessing the property page of the Internet Mail Connector (IMC), the Microsoft Mail connector, or the Free and Busy connector the following error message may appear:

Extension 'SMTP' could not be loaded. The specified module could not be  found. NOTE: The extension listed in the error message varies according to which connector you are trying to access the property page of. For the IMC, the extension is SMTP. For the Microsoft Mail connector, it is MS; for the Free and Busy Connector, it is MSFB.

WORKAROUND
Re-share the "ADD-INS" sub-directory located in the Exchsrvr main directory with the following permissions:

Account                                          Rights     Full Control                        Full Control Everyone                                         Read-Only
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