Fatal error: Uncaught Error: Class 'Symfony\Component\Security\Http\Authenticator\AbstractPreAuthenticatedAuthenticator' not found in C:\Apache24\htdocs\cwlms\vendor\symfony\security-http\Authenticator\RemoteUserAuthenticator.php:31 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cwlms\vendor\symfony\security-http\Authenticator\RemoteUserAuthenticator.php on line 31