Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, int given in /var/www/html/www.vtt.fr/www/departements.php:6 Stack trace: #0 /var/www/html/www.vtt.fr/www/departements.php(6): mysqli_query() #1 {main} thrown in /var/www/html/www.vtt.fr/www/departements.php on line 6