Error
Error Code:
1027
MariaDB Error 1027: Resource Locked Against Change
Description
Error 1027 in MariaDB indicates that a specific database object or file cannot be modified because it is currently locked. This usually happens when an ongoing operation holds an exclusive lock, preventing other processes from making changes to the same resource.
Error Message
'%s' is locked against change
Known Causes
4 known causesActive Database Transaction
Another database transaction is currently holding an exclusive lock on the specified object, preventing concurrent modifications.
Operating System File Lock
The underlying operating system has placed a lock on a data file or related resource, preventing MariaDB from modifying it.
Metadata Lock Contention
A long-running query or another DDL operation is holding a metadata lock on the object, preventing new modifications or schema changes.
Ongoing Maintenance Activity
An active backup, restore, or other database maintenance task is currently holding locks on the affected database object.
Solutions
Coming SoonDetailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:
General Troubleshooting Tips
- Check the error message carefully for specific details
- Review recent changes that might have caused the error
- Search for the exact error code in the official documentation
- Check log files for additional context
- Try restarting the application or service