XFOR: NDR on Message from Outlook via Microsoft Mail Connector

SYMPTOMS

An Outlook 8.0x or Outlook 8.5 client running on Windows NT 4.0 Workstation with language settings set to an East European language gets a non-delivery report (NDR) when sending to Exchange. The Outlook client is connected to a Microsoft Mail postoffice, and the postoffice is connected to Exchange using the Microsoft Mail Connector, as follows:

   Outlook -> Postoffice -> Microsoft Mail Connector -> Exchange Server
   5.5
				

The following messages are written to the Windows NT Application Event log:

   Event ID: 2025

   Source: MSExchangeIS Private
   Type: Information
   Category: Transport Delivery
   The delivery of a message failed due to error 80004005.
   A non-delivery report is being sent to the message's originator.


   Event ID: 1026

   Source: MSExchangeIS Private
   Type: Warning
   Category: Transport General
   An error occurred with the following call stack:
   EcCreateMessage():      0080004005
   EcUnpackMDBEF():        0080004005
   EcMessageFromMDBEF():   0080004005
   EcRecipFromMDBEF():     0080004005


   Event ID: 290

   Source: MSExchangeMTA
   Type: Warning
   Category: X.400 Service
   A non-delivery report (reason code transfer-failure and diagnostic code
   Omit any diagnostic code)
   is being generated for message C=US;A=XYZ;P=TEST;L=ID-00000075.
   It was originally destined for
   DN:/o=Org/ou=Site/cn=Recipients/cn=Exchange123 (recipient number 1),
   and was to be redirected to . [MTA DISP:RESULT 14 136] (12)