Microsoft KB Archive/243701

Knowledge Base

XCON: Microsoft Mail Connector Interchange Generates Events 2450 and 2380 When Restarting the Message Transfer Agent

Article ID: 243701

Article Last Modified on 10/26/2006

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APPLIES TO

• Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q243701

SYMPTOMS

When you restart the message transfer agent (MTA), the Microsoft Mail Connector interchange may log the following event ID 2450 and 2380 error messages, which indicate that a message could not be delivered:

Event ID 2380

A memory access violation has occurred that prevents further processing of a message. The access violation that occurred is an attempt to read from 0x1. Please refer to the immediately following event(s) logged by MS Mail Connector Interchange for more information on the message that could not be processed. (Exception address: %2.)

Event ID 2450

MS Mail Connector Interchange has failed processing message from Exchange. The message is left in the delivery queue. Use the MS Exchange Administrator to view the details for this message or remove it from the queue. This message is from NET/PO/POSTMASTER. This error message is logged again the next time MS Connector is restarted if the message is not removed from the queue.

CAUSE

This issue can occur if the message contains an address that contains an unresolved Distinguished Name (DN) string.

RESOLUTION

To resolve this problem, obtain the latest service pack for Exchange Server 5.5. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

191014 XGEN: How to Obtain the latest Exchange Server 5.5 Service Pack

WORKAROUND

To work around this issue, manually remove the message from the MTA queue.

STATUS

Microsoft has confirmed that this is a problem in Microsoft Exchange Server version 5.5. This problem was first corrected in Exchange Server 5.5 Service Pack 4.

Keywords: kbhotfixserver kbqfe kbbug kbexchange550presp4fix kbexchange550sp4fix kbfix kbqfe KB243701

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