Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /var/www/generator/db.php:44 Stack trace: #0 /var/www/generator/db.php(29): db->open() #1 /var/www/generator/buyPostage.php(13): db->__construct() #2 {main} thrown in /var/www/generator/db.php on line 44