Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Definition\ConfigurationInterface" not found in /home/exklusivbeautysa/public_html/vendor/contao/manager-bundle/src/DependencyInjection/Configuration.php:18
Stack trace:
#0 {main}
thrown in /home/exklusivbeautysa/public_html/vendor/contao/manager-bundle/src/DependencyInjection/Configuration.php on line 18