Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: NO) in C:\xampp\htdocs\web\kiosk_0.2\config.php:3 Stack trace: #0 C:\xampp\htdocs\web\kiosk_0.2\config.php(3): PDO->__construct('mysql:host=loca...', 'root', '') #1 C:\xampp\htdocs\web\kiosk_0.2\index.php(2): require_once('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\web\kiosk_0.2\config.php on line 3