KFZ Abrechnung

Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' (using password: YES) in C:\xampp\htdocs\Mechanikersystemtiara\rechnungen5.php:56 Stack trace: #0 C:\xampp\htdocs\Mechanikersystemtiara\rechnungen5.php(56): mysqli->__construct('localhost', 'root', Object(SensitiveParameterValue), 'mechaniker2') #1 {main} thrown in C:\xampp\htdocs\Mechanikersystemtiara\rechnungen5.php on line 56