Fatal error: Uncaught Error: Interface 'Symfony\Component\Config\Definition\ConfigurationInterface' not found in /var/www/legtux.org/users/weboconsulting/www/vendor/twig/extra-bundle/DependencyInjection/Configuration.php:18 Stack trace: #0 {main} thrown in /var/www/legtux.org/users/weboconsulting/www/vendor/twig/extra-bundle/DependencyInjection/Configuration.php on line 18