Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' (using password: YES) in C:\xampp\htdocs\in\config.php:13 Stack trace: #0 C:\xampp\htdocs\in\config.php(13): mysqli->__construct('localhost', 'root', Object(SensitiveParameterValue), 'langla') #1 C:\xampp\htdocs\in\head.php(2): include('C:\\xampp\\htdocs...') #2 C:\xampp\htdocs\index.php(2): include('C:\\xampp\\htdocs...') #3 {main} thrown in C:\xampp\htdocs\in\config.php on line 13