How to Resolve SQL Server Error 211? – All Causes & Solutions
Summary: This article is dedicatedly focused on fixing SQL Server error 211 despite any of its causes to provide users with a clear solution. All of the major causes and methods are discussed here along with the tips to consider.
Let’s begin with understanding what this error 211 really is to find out the loopholes that trigger it and the ways to fix it. We are sure bythe end of this article, users can fix this error and all metadata corruption in SQL Server database as well.
What is SQL Error Code 211?
SQL Server error 211 generally occurs in the database for a reason and it states issues with the syntax like GO command errors, and corruption in the database specifically the schemas. The error is the reflection of mistakes in the commands either manually or as an error due to database corruption including schema-related issues.
The error when arises comes with a display message as shown below:
Msg: 211, Level 23, State 51, Line 1 Possible schema corruption. Run DBCC CHECKCATALOG Msg 0, Level 20, State 0, Line 0
Microsoft SQL Server Error 211 – All Possible Causes
The most common errors of the GO command that occur in the SQL database are mentioned here for users understand the root causes. Thus, finding the root causes of a problem is equivalent to reaching the solution halfway.
- Various Syntax Errors or Mistakes: Various typing errors, missing keywords, or false punctuation in SQL statements often cause syntax errors which can be identified by code formatter or linter.
- False GO Command: Users sometimes put GO command only once after the complete code which causes the problem whereas, they should put GO command after every batch of transact SQL statements.
- Variables & Parameters False Use: Undeclared and improperly used variables and parameters often cause trouble of error 211 in SQL Server along with missing as well as data types.
- Statement Incompatible with Version: Using an SQL server statement that is incompatible to the version of SQL Server the user is operating on will definitely cause errors.
- SQL Database or Schema Corruption: Last but not least, corruption in the SQL Server database or schema is another major issue users get this error code in the SSMS query panel.
How to Troubleshoot MS SQL Error 211?
To fix these errors, there are two ways, whether we simply resolve the corruption which we will discuss later or simply troubleshoot all other issues. These troubleshooting methods are quite easy and practical.
Reviewing SQL Commands: Examining and verifying that there aren’t any mistakes in the SQL commands ensures that the error will not arise due to the general mistakes in the SQL commands. It also acts as a two-step verification before executing any query.
Rechecking SQL Documents: Users should always refer to the sources from Microsoft for the correct syntax with the rules & other elements to avoid all kinds of mistakes. Checking the SQL Server versions is another thing
Testing Individual Statements: Trying out individual statements always reduces the risk of the entire operation as only one individual section faces failures which can easily be resolved by rectifying the issues.
Verifying Placement of GO Commands: There are times when only placing the GO commands in the right places solves all the problems of users. Therefore, verifying the placements of the GO commands matters a lot.
How to Fix SQL Server Error 211 For Corrupted DB or Schema?
As we discussed earlier corruption is in the SQL database and schema is one of the major reasons for users getting this 211 error code. For that users need to repair the corrupted data.
There are a few methods by which users can fix the corruption issues with ease as mentioned:
- Restore from Backup Method Using SSMS
- DBCC CHECKCATALOG Command Method
- Advanced Software Recommended by Users
SSMS Method to Restore Backup & Fix Corruption Issues
This method will only be useful for users in case they do have a valid backup file for their SQL Server database. Following the steps mentioned below, it will be quite easy for users:
Stage-1
- Launch SSMS >> Go to Object Explorer >> Right Click DB & Go to Tasks >> HIt Backup option.
- Set Destination >> Press Backup Type and then Hit the OK button.
This exact process can be executed by T-SQL commands as well
BACKUP DATABASE [Test] TO DISK = N’C:\Program Files\Microsoft SQL Server\MSSQL16.MSSQLSERVER03\MSSQL\Backup\Test_LogBackup_2023-01-19_16-58-07.bak’ WITH NOFORMAT, NOINIT, NAME = N’test-Full Database Backup’ GO
Stage-2
- Open SSMS again to fix Microsoft SQL Server error 211 by restoration.
- Go to Object Explorer >> Right-Click Database >> Select Restore Database option.
- Select the Database required for restoration >> Select the backup sets also.
To run this operation by commands, run the following query:
USE [master] BACKUP LOG [Test] TO DISK = N’C:\Program Files\Microsoft SQL Server\MSSQL16.MSSQLSERVER03\MSSQL\Backup\Test_LogBackup_2023-01-19_18-19-32.bak’ WITH NOFORMAT, NOINIT, NAME = N’test_LogBackup_2023-01-19_18-19-32′, NOSKIP, NOREWIND, NOUNLOAD, NORECOVERY , STATS = 5 RESTORE DATABASE [Test] FROM DISK = N’C:\Program Files\Microsoft SQL Server\MSSQL16.MSSQLSERVER03\MSSQL\Backup\Test.bak’ WITH FILE = 1, NORECOVERY, NOUNLOAD, STATS = 5 RESTORE LOG [Test] FROM DISK = N’C:\Program Files\Microsoft SQL Server\MSSQL16.MSSQLSERVER03\MSSQL\Backup\Test_LogBackup_2023-01-19_13-00-38.bak’ WITH FILE = 1, NORECOVERY, NOUNLOAD, STATS = 5 RESTORE LOG [Test] FROM DISK = N’C:\Program Files\Microsoft SQL Server\MSSQL16.MSSQLSERVER03\MSSQL\Backup\Test_LogBackup_2023-01-19_16-58-07.bak’ WITH FILE = 1, NOUNLOAD, STATS = 5 GO
Run DBCC CHECKCATALOG Command to SQL Server Error 211
This command is mainly used to check the consistency of the catalogue Users must keep their DB in single-user mode or emergency mode to undergo this operation.
Step-1. Run the command:
DBCC CHECKCATALOG(Test) WITH NO_INFOMSGS
Now, there are cases when users need to see the error message. Thus, simply run the DBCC CHECKDB commands as mentioned below:
USE master; GO ALTER DATABASE Test SET SINGLE_USER WITH ROLLBACK IMMEDIATE; GO DBCC CHECKDB(‘Test’,REPAIR_REBUILD) GO ALTER DATABASE Test SET MULTI_USER; GO
Step-2. Turn the database back into the multi-user mode after repairing.
Advanced Automated Software for Corruption Resolving
At last, when users want to get rid of the complex manual methods, users need to simply opt for the advanced SysTools SQL Recovery Tool recommended by experts. This tool comes with plenty of advanced features & a free demo version.
Download the tool & then follow the four simple steps.
Step-1. Launch the Tool & Hit the Open button.
Step-2. Add MDF File & Select the Scan mode.
Step-3. Select the Destination platform for export.
Step-4. Hit the Export button to fix MS SQL error 211.
Conclusion
After learning all the crucial aspects, users need to make sure that the most recommended and safest solution is indeed the advanced tool. However, all other ways are mentioned here too. This is to provide users with a 360° overview of this SQL Server error 211 problem in the database. By executing the above-mentioned steps carefully, users can easily get the desired results for sure.