An internal MTA error occurred. An attempt has been made to process too many entity control blocks (ECBs) by a single thread. Number of ECBs processed: {value}. [{value}{value}{value}{value}] (14)

Details
Product: Exchange
Event ID: 248
Source: MSExchangeMTA
Version: 6.0
Component: Message Transfer Agent
Symbolic Name: MTA00248
Message: An internal MTA error occurred. An attempt has been made to process too many entity control blocks (ECBs) by a single thread. Number of ECBs processed: {value}. [{value}{value}{value}{value}] (14)
   
Explanation
The message transfer agent (MTA) database may be corrupted.
   
User Action
Stop and restart the MTA service. If the error persists, run the Mtacheck.exe utility. Stop the MTA service, open a command prompt, and type Mtacheck/v /f c:\mta.txt. If Mtacheck removes objects from a database queue, it places each damaged object in a Db*.dat file in \Exchsrvr\Mtadata\Mtacheck.out. For assistance, contact Microsoft Product Support Services.

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