Fatal error: Uncaught Error: Class "League\OAuth2\Client\Provider\AbstractProvider" not found in C:\laragon\www\backup\clients.if-net.fr\addons\socialauth\src\Providers\FaceBook\FaceBookSocialAuthProvider.php:18 Stack trace: #0 {main} thrown in C:\laragon\www\backup\clients.if-net.fr\addons\socialauth\src\Providers\FaceBook\FaceBookSocialAuthProvider.php on line 18