XFOR: Event 178 During Directory Synchronization

 Last reviewed: April 15, 1997
Article ID: Q158309

The information in this article applies to:
  • Microsoft Exchange Server, version 4.0

SYMPTOMS

Directory synchronization may fail between a computer running Microsoft Exchange Server and a Microsoft Mail 3.x postoffice. The following event appears in Event Viewer: 

   Event ID: 178
   Source: MSExchangeMTA
   Category: X400 Service
   An error occurred while transferring in message because the directory
   name could not be expanded to an O/R address. An X.400 API Association
   (XAPIA) unable-to-transfer reason code and unrecognized-OR-name
   diagnostic code were returned. [MTA SUBMIT 17 73] (14)
This event will occur if the Directory Synchronization Object does not have a valid X.400 address.

RESOLUTION

To resolve the problem:

  1. In the Microsoft Exchange Server container, click the E-mail Addresses tab of the Directory Synchronization Object.

  2. Type a valid X.400 address.

REFERENCES

For additional information on Microsoft Mail for PC Networks Directory Synchronization, please refer to Product Support Services Application Note: 

     WA0725
For additional information on Microsoft Exchange Directory Synchronization, please see Chapter 14 of the Microsoft Exchange Administrator's Guide.

For additional information on how to perform manual directory synchronization between Microsoft PC Mail Postoffices and Microsoft Exchange Server, please see the following article(s) in the Microsoft Knowledge Base: 

     ARTICLE-ID: Q147464
     TITLE     : Manual Dir-Sync with Exchange as Dir-Sync Server

     ARTICLE-ID: Q148309
     TITLE     : Manual Dir-Sync with Exchange as Dir-Sync Requestor
For additional information on Event 178 from the Microsoft Exchange Message Transfer Agent, see the following article in the Knowledge Base: 

     ARTICLE-ID: Q155104
     TITLE     : Event ID 178 Results if Mailbox has No X.400 Address

Additional query words: dirsync DXA DX
Keywords : kbusage XADM XFOR
Version : 4.0
Platform : WINDOWS

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Last reviewed: April 15, 1997
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