Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /var/www/smartershop.dk/public_html/index.php:105 Stack trace: #0 /var/www/smartershop.dk/public_html/index.php(105): mysqli_query(NULL, ' SELECT * FROM ...') #1 {main} thrown in /var/www/smartershop.dk/public_html/index.php on line 105