Repair Database From Suspect Mode

Sometimes, we come across numerous critical situations like when SQL Server database go into suspect mode. During that moment, you cannot work on the database as database go into suspect mode because primary file group get damaged and database fails to recover during the start of SQL Server. After this disaster, you look for reasons causing such an issue and consequently arise the need to repair database from suspect mode.

There are some possible and unexpected errors which make the restore operation unable to redo transaction logs. We are discussing about the SQL server error 3456 which frequently changes the states of SQL database by placing it into suspect state. The occurrence of this SQL error 3456 is due to the damaged primary and other file groups of the SQL database. Therefore it makes recovery failed during startup of the SQL Server and becomes unavailable.

Typically this SQL server error 3456 shows a message like this:

Could not redo log record %S_LSN, for transaction ID %S_XID, on page %S_PGID, database '%.*ls' (database ID %d). Page: LSN = %S_LSN, type = %ld. Log: OpCode = %ld, context %ld, PrevPageLSN: %S_LSN. Restore from a backup of the database, or repair the database.

SQL Server Suspect Database Reasons

  • Log files or data files have got damaged
  • Due to lack of disk space, suspect mode like issues crops up in SQL Server database
  • Due to improper shutdown of database Server, you mostly find SQL database in suspect mode
  • Inability of SQL to complete rollback operation or roll forward operation

Instant Solution: To recover SQL database from suspect mode and to access the corrupt SQL database you can take the help of an automated solution. This advanced tool allows the user to recover the inaccessible SQL database objects such as Table, Stored Procedure, Functions, Indexes, Triggers, etc.

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How to Repair SQL Server Suspect Database

To deal with the problem, you can try given below solutions:

  • First of all change the status of your database.
  • Secondly, you can set the database in 'Emergency' mode such as:

ALTER DATABASE Database Name SET EMERGENCY;

For an instance: ALTER DATABASE BlueChipDB SET EMERGENCY


  • Thirdly, you should check for any of the inconsistency by using DBCC CHECKDB('');

For Example: DBCC checkdb('BlueChipDB')


  • Fourthly, bring the database to 7 MULTI USER mode

ALTER DATABASE Database Name SET MULTI_USER;

ALTER DATABASE [BlueChipDB] SET MULTI_USER


  • Fifthly, if you find any of the error message even after using DBCC CHECKDB command, then quickly bring the database in SINGLE USER MODE by running the query mentioned below:

ALTER DATABASE Database Name SET SINGLE_USER WITH ROLLBACK IMMEDIATE;

Example: ALTER DATABASE BlueChipDB SET SINGLE_USER WITH ROLLBACK IMMEDIATE

Note: In case, where there is no error found you should not proceed with following the query.


  • Sixthly, You can use backup data if it is clean. You can run the following query REPAIR_ALLOW_DATA_LOSS
  • Lastly, you can refresh your database server and verify the connectivity of the database. This help to connect to the database systematically.

If issue fails to solve SQL in suspect mode problem, make sure that you take professional help. You can repair database from suspect mode easily by using professional solution.

Online Utility To Repair Database From Suspect Mode

Install SQL recovery software in your premises and decrease all the issues connected to SQL database in suspect mode. This application is created with fast and effective techniques which lead to resolve the matter via advanced repair techniques.

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