foodies Warning: Undefined variable $conn in /usr/home/yeskear/domains/pizzeria-krakowska.ct8.pl/public_html/shopping cart/header.php on line 14 Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /usr/home/yeskear/domains/pizzeria-krakowska.ct8.pl/public_html/shopping cart/header.php:14 Stack trace: #0 /usr/home/yeskear/domains/pizzeria-krakowska.ct8.pl/public_html/shopping cart/header.php(14): mysqli_query(NULL, 'SELECT * FROM `...') #1 {main} thrown in /usr/home/yeskear/domains/pizzeria-krakowska.ct8.pl/public_html/shopping cart/header.php on line 14