Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /home/welcoint/public_html/includes/connection.php:2 Stack trace: #0 /home/welcoint/public_html/username-ajax.php(9): include_once() #1 /home/welcoint/public_html/user.php(14): include_once('/home/welcoint/...') #2 {main} thrown in /home/welcoint/public_html/includes/connection.php on line 2