Fatal error: Uncaught Error: Interface "Clockwork\Authentication\AuthenticatorInterface" not found in C:\xampp\htdocs\vendor\itsgoingd\clockwork\Clockwork\Authentication\SimpleAuthenticator.php:3 Stack trace: #0 {main} thrown in C:\xampp\htdocs\vendor\itsgoingd\clockwork\Clockwork\Authentication\SimpleAuthenticator.php on line 3