FAQ > MySQL
Table mysql/innodb_table_stats has length mismatch
If you see the following output in the MySQL log file (mysql_error.log)
InnoDB: Table mysql/innodb_table_stats has length mismatch in the column name table_name. Please run mysql_upgrade
then you need to upgrade the MySQL database. To do this, follow these steps:
- Start MAMP PRO.
- Start the servers.
- Open the menu “Tools” and click on the entry “Upgrade MySQL Databases…”.
- Click on the Upgrade button in the following dialog.
- The upgrade of your MySQL database will be performed.
- Close the dialog by clicking the Cancel button.