Fatal error: Uncaught Error: Interface 'Symfony\Component\Config\Definition\ConfigurationInterface' not found in /home/lafaamicps/www/symfony/vendor/friendsofsymfony/rest-bundle/FOS/RestBundle/DependencyInjection/Configuration.php:27 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/friendsofsymfony/rest-bundle/FOS/RestBundle/DependencyInjection/Configuration.php on line 27