Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' (using password: YES) in C:\xampp\htdocs\pingback.php:10 Stack trace: #0 C:\xampp\htdocs\pingback.php(10): mysqli_connect('127.0.0.1', 'root', Object(SensitiveParameterValue), 'v117') #1 {main} thrown in C:\xampp\htdocs\pingback.php on line 10