Fatal error: Uncaught Error: Interface "Symfony\Component\Security\Core\User\UserProviderInterface" not found in /home/exklusivbeautysa/public_html/vendor/contao/core-bundle/src/Security/User/ContaoUserProvider.php:30
Stack trace:
#0 {main}
thrown in /home/exklusivbeautysa/public_html/vendor/contao/core-bundle/src/Security/User/ContaoUserProvider.php on line 30