Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, bool given in /usr/home/sites/api/acceptatie/_library.php:26 Stack trace: #0 /usr/home/sites/api/acceptatie/_library.php(26): mysqli_query(false, 'SET CHARACTER S...') #1 /usr/home/sites/api/acceptatie/index.php(24): include('/usr/home/sites...') #2 {main} thrown in /usr/home/sites/api/acceptatie/_library.php on line 26