Error
Error Code:
7
MySQL Error 7: File Rename Operation Failed
Description
MySQL Error 7 indicates that the database server encountered an issue while attempting to rename a file or directory. This typically occurs during internal operations like moving temporary files, updating data files, or rotating logs, pointing to an underlying problem with file system access or permissions.
Error Message
Error on rename of '%s' to '%s' (OS errno %d - %s)
Known Causes
3 known causesInsufficient File Permissions
The operating system user running MySQL lacks the necessary write or modify permissions for the source or destination files/directories involved in the rename operation.
File or Directory in Use
Another process, application, or open handle is currently locking the file or directory that MySQL is attempting to rename, preventing the operation.
File System Corruption or Issues
The underlying file system or storage device may be corrupted, experiencing hardware failures, or encountering other low-level issues that prevent basic file operations.
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