Fatal error: Uncaught Error: Call to undefined function mysql_connect() in E:\xampp\htdocs\mybarbfolder\htdocs\db.php:3 Stack trace: #0 E:\xampp\htdocs\mybarbfolder\htdocs\index.php(4): require_once() #1 {main} thrown in E:\xampp\htdocs\mybarbfolder\htdocs\db.php on line 3