Error
Error Code:
16
MySQL Error 16: Working Directory Access Failure
Description
This error indicates that the MySQL server process is unable to determine or access its current working directory. It typically occurs during server startup or when MySQL attempts to perform operations that rely on its current location, often due to underlying operating system issues.
Error Message
Can't get working directory (OS errno %d - %s)
Known Causes
4 known causesInsufficient Directory Permissions
The operating system user running MySQL lacks the necessary read or execute permissions for the intended working directory or its parent directories.
Missing Working Directory
The directory MySQL is configured to use as its working directory, or a required parent directory in the path, does not exist on the filesystem.
Incorrect Path Configuration
The path specified for MySQL's working directory in configuration files (e.g., `my.cnf`) is misspelled, malformed, or points to an invalid location.
Filesystem Problems
Underlying filesystem issues such as corruption, a full disk, or a temporarily unavailable network share prevent MySQL from accessing its directory.
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