How to Fix SQL Server Error 823
If you are seeing Error 823 in your SQL Server error logs, you are dealing with a severe, hardware-level I/O error. This means SQL Server asked the Windows operating system to read or write a page to disk, and the request failed completely.
The Instant Fix
Error 823 usually leads to torn pages or a SUSPECT database. Data Repair Pro can automatically scan the database, detect the exact torn pages caused by the I/O failure, and repair them without forcing you to use risky command-line scripts.
Download Free Data RepairWhat Causes Error 823?
- Failing hard drives or SAN storage arrays.
- Sudden power outages during a database write operation.
- Faulty storage controllers or out-of-date drivers.
- Torn pages (a page that was only partially written to disk).
Manual Verification
You can verify the extent of the damage by running DBCC CHECKDB against the affected database. However, if the database is completely offline, you will need to use our automated Emergency Mode Recovery tool to bring it online first.