Error
Error Code:
3784
MySQL Error 3784: Keyring Key Retrieval Failure
Description
This error indicates that MySQL was unable to retrieve an encryption key from its configured keyring component. It typically occurs when the server attempts an operation requiring encryption, but the keyring plugin is not properly loaded, configured, or accessible.
Error Message
Failed to fetch key from keyring, please check if keyring is loaded.
Known Causes
3 known causesKeyring Plugin Unloaded
The necessary keyring plugin (e.g., `keyring_file`, `keyring_vault`) is not loaded or enabled in the MySQL server configuration.
Keyring Configuration Error
The `my.cnf` file contains incorrect or incomplete parameters for the keyring plugin, such as an invalid path for the keyring data file.
Keyring File/Service Access Issues
MySQL lacks the necessary file system permissions to read the keyring data file, or there's a connectivity problem with an external keyring service.
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