Error
Error Code:
4139
MySQL Error 4139: Bulk Loader Failed
Description
This error indicates that a bulk data loading operation, such as `LOAD DATA INFILE`, was unsuccessful. It typically occurs when MySQL encounters issues reading the source file or processing its contents, preventing data from being imported into the database. Users should consult the MySQL error log for specific failure details.
Error Message
Bulk loader failed, mysql_load->load returned an error, check the error log for additional details.
Known Causes
4 known causesFile or Directory Permissions
The MySQL server process or the executing user lacks necessary read permissions for the source data file or write permissions for temporary directories.
Incorrect File Path or Missing File
The specified path to the data file is incorrect, or the file itself does not exist at the given location on the server.
Malformed Data or Structure Mismatch
The input data file contains malformed rows, uses incorrect delimiters, or its data types do not align with the target table's schema.
Insufficient Server Resources
The MySQL server or host system lacks sufficient memory or disk space to process and store the large volume of incoming data during the load operation.
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