Microsoft KB Archive/322824

= XADM: Directory Replication Is Unsuccessful and Event ID 1102 Is Generated =

Article ID: 322824

Article Last Modified on 10/27/2006

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APPLIES TO


 * Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q322824



SYMPTOMS
In a Microsoft Exchange Server 5.5 environment, you may experience the following behavior:  Intersite directory replication is unsuccessful.

-and- The following event is logged in the application log of the Microsoft Windows NT Event Viewer when diagnostics logging is turned on for the directory service object, the logging level for the Replication Events category is set to Maximum, and the logging level for the Internal Processing category is set to Minimum:

Event Type: Warning

Event Source: MSExchangeDS

Event Category: (5)

Event ID: 1102

Description:

During intersite replication, the directory replication agent (DRA) closed the connection to the mail service in response to error 80450102. Will attempt to connect again later.





CAUSE
This behavior may occur if the antivirus program that is installed on your computer is configured to block all attachments that use the .dat extension.

This behavior has been reported to occur with Trend Micro's ScanMail for Microsoft Exchange product.



RESOLUTION
To resolve this issue, configure your antivirus program to turn off (disable) blocking for .dat files. For more information about how to turn off the blocking of specific file types in your antivirus program, see the program documentation or contact the software manufacturer.

For information about how to contact Trend Micro or your antivirus program manufacturer, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base:

65416 Hardware and Software Third-Party Vendor Contact List, A-K

60781 Hardware and Software Third-Party Vendor Contact List, L-P

60782 Hardware and Software Third-Party Vendor Contact List, Q-Z



MORE INFORMATION
For additional information about how to troubleshoot intersite directory replication issues, click the article number below to view the article in the Microsoft Knowledge Base:

183669 XADM: Troubleshooting Intersite Directory Replication

For additional information about how to troubleshoot an Exchange Server computer with antivirus software installed, click the article number below to view the article in the Microsoft Knowledge Base:

245822 XGEN: Recommendations for Troubleshooting an Exchange Computer with Antivirus Software Installed

Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.

The third-party products that are discussed in this article are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

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