Fatal error: Uncaught mysqli_sql_exception: Permission denied in /var/www/extender/db.php:14
Stack trace:
#0 /var/www/extender/db.php(14): mysqli->__construct()
#1 /var/www/extender/index.php(2): require_once('...')
#2 {main}
thrown in /var/www/extender/db.php on line 14