| Event Id | 21 |
| Source | MSExchangedMTA |
| Description | An MTA database server error was encountered. Stop the MTA and run the knowledge consistency checker. [valuevaluevaluevaluevaluevaluevalue] (14) |
| Event Information | Explanation: A message transfer agent (MTA) database server error was
encountered. User Action: Stop the MTA and run the mtacheck utility. |
| Reference Links |
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