Resolve Error 8931 in SQL Server 2000

Microsoft SQL Server is a relational database management system (RDBMS) which is extensively used by small as well as large organizations to handle their large database. Therefore, when the SQL database gets corrupt severe problems are encountered; the corruption problem prohibits it from smooth functioning. One may encounter several error messages - error 8931 in SQL server being a common one.

The B-trees in SQL database are used by the user to save data in a sequential order. With this sorted data one can easily perform varied operations on the database such as deleting, inserting, updating or searching the records. However, when a particular node in the B-tree does not comply with the rules, the desired tasks cannot be performed. The situation arises because of corruption to the database which even results in permanent data loss. This makes it necessary to use appropriate measures for efficient SQL recovery.

You may encounter an error message in SQL Server 2000 like the one mentioned below:

"Table error: Object ID O_ID, index ID I_ID B-tree level mismatch, page P_ID1. Level LEVEL1 does not match level LEVEL2 from parent P_ID2."

The error occurs because of corruption in the B-tree. When the level in the child page, P_ID1 does not match with the rules of the B-tree, the error appears on the screen. To resolve the issue, the following steps can be performed to let SQL perform flawlessly.

  • Check the B-tree pages and find out the page which is incorrect or any error along with it.
  • Check all the hardware attached to the system and see if all of them are functioning properly or not.
  • If you have a clean and updated backup, then restore the database from the backup.
  • Run the DBCC CHECKDB command to repair the database.

However, if the error is not fixed with the help of the aforementioned steps, then you need to use efficient and reliable third party software for proper MDF repair which can flawlessly recover the database without the loss of any data.