Fatal error: Uncaught Error: Call to undefined function mysql_connect() in C:\xampp\htdocs\Betaticket\config\connect.php:17 Stack trace: #0 C:\xampp\htdocs\Betaticket\header.php(3): require_once() #1 C:\xampp\htdocs\Betaticket\index.php(2): include('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\Betaticket\config\connect.php on line 17