XFOR: Event 178 During Directory Synchronization

ID: Q158309

The information in this article applies to:

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.



MORE INFORMATION

For additional information on Microsoft Mail for PC Networks directory synchronization, please see the following article in the Microsoft Knowledge Base:

Q96060 PC DirSync: Directory Synchronization (Dir-Sync)
For additional information on Microsoft Exchange Server 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 articles in the Microsoft Knowledge Base:
Q147464 Manual Dir-Sync with Exchange as Dir-Sync Server

Q148309 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 Microsoft Knowledge Base:
Q155104 Event ID 178 Results if Mailbox has No X.400 Address

Additional query words: dirsync DXA DX 


Keywords          : 
Version           : winnt:4.0
Platform          : winnt 
Issue type        : kbprb

Last Reviewed: April 5, 1999