Microsoft KB Archive/274285

= XCON: Error Message Occurs When Starting the Message Transfer Agent =

Article ID: 274285

Article Last Modified on 10/28/2006

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APPLIES TO


 * Microsoft Exchange Server 5.5 Standard Edition

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This article was previously published under Q274285



SYMPTOMS
When you attempt to start the Microsoft Message Transfer Agent (MTA), you may receive the following error message:

Could not start the Microsoft Exchange Message Transfer Agent service on \\.

Error 2140: An internal Windows NT error occurred

The following events may be reported in the application event log:

Event ID: 3080

Event Type: Warning

Event Source: MSExchangeMTA

Event Category: Internal Processing

Description:

A fatal MTA database server error was encountered. [XAPI OPERATOR 41 26] (16)

Event ID: 2171

Event Type: Warning

Event Source: MSExchangeMTA

Event Category: Internal Processing

Description:

An MTA database server error was encountered while reading an attribute. Called from MTA. Procedure: 423. Database error code: ODXOINIU - Object does not exist. Object at fault: [DB######.DAT]. Attribute identifier: 86. Value number: 1. Referenced object: 00000000 (00000000 => N/A). Referenced object error 0. [DB Server DISP:ROUTER 23 26] (14)

Event ID:2155

Event Type: Warning

Event Source: MSExchangeMTA

Event Category: Internal Processing

Description:

An MTA database server error was encountered. Failed to read attribute information (AAT) for object 01000068. Database server error code: 2127. [DB Server OPERATOR 22 29] (14)

Event ID:2127

Event Type: Warning

Event Source: MSExchangeMTA

Event Category: Operating System

Description:

An MTA database server error was encountered. Error accessing object attribute (AAT) on a Read/Write operation. Filename: e:\exchsrvr\mtadata\.\DB000068.DAT. File operation: 0. Operating system error: 2127. Referenced object: OPEN (00000000 => N/A). Referenced object error 00000000. [0 DB Server OPERATOR 22] (14)



CAUSE
This issue can occur if one or more .dat files from the \Exchsrvr\MTAData (MTA Database) directory are missing when you attempt to start the MTA.



RESOLUTION
To resolve this issue, replace the missing .dat files if they have been removed, and then run the Mtacheck utility.

For additional information about the Mtacheck utility, click the article number below to view the article in the Microsoft Knowledge Base:

163326 XCON: How and Why to Run Mtacheck

Keywords: kberrmsg kbprb KB274285

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