| title | MSSQLSERVER_1401 | Microsoft Docs | |
|---|---|---|
| ms.custom | ||
| ms.date | 04/04/2017 | |
| ms.prod | sql | |
| ms.reviewer | ||
| ms.technology | supportability | |
| ms.topic | language-reference | |
| helpviewer_keywords |
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| ms.assetid | 02928770-aa63-4509-8713-406c73e4cedc | |
| author | MashaMSFT | |
| ms.author | mathoma |
[!INCLUDEappliesto-ss-xxxx-xxxx-xxx-md]
| Product Name | SQL Server |
| Event ID | 1401 |
| Event Source | MSSQLSERVER |
| Component | SQLEngine |
| Symbolic Name | DBM_MASTERSTARTUP |
| Message Text | Startup of the database-mirroring master thread routine failed for the following reason: %ls. Correct the cause of this error, and restart the SQL Server service. |
Startup of the mirroring control thread failed.
In the [!INCLUDEssNoVersion] error log, look for the associated error that preceded this message. Correct the cause of this error, and then restart the [!INCLUDEssNoVersion] service (MSSQLSERVER).