Fatal error: Uncaught TypeError: mysqli_set_charset(): Argument #1 ($mysql) must be of type mysqli, string given in /var/www/html/php/zugriff.php:9 Stack trace: #0 /var/www/html/php/zugriff.php(9): mysqli_set_charset('utf8', Object(mysqli)) #1 /var/www/html/projekt.php(8): require('/var/www/html/p...') #2 {main} thrown in /var/www/html/php/zugriff.php on line 9