Fatal error: Uncaught Error: Interface "Symfony\Component\Security\Http\Authenticator\AuthenticatorInterface" not found in /var/www/html/vendor/nbgrp/onelogin-saml-bundle/src/Security/Http/Authenticator/SamlAuthenticator.php:42 Stack trace: #0 {main} thrown in /var/www/html/vendor/nbgrp/onelogin-saml-bundle/src/Security/Http/Authenticator/SamlAuthenticator.php on line 42