Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: YES) in C:\xampp\htdocs\Tests\Test Registrieren\connection00.php:7 Stack trace: #0 C:\xampp\htdocs\Tests\Test Registrieren\connection00.php(7): PDO->__construct('mysql:dbname=us...', 'root', Object(SensitiveParameterValue)) #1 {main} thrown in C:\xampp\htdocs\Tests\Test Registrieren\connection00.php on line 7