Fatal error: Uncaught Error: Interface 'Twig_LoaderInterface' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/formatter-bundle/Twig/Loader/LoaderSelector.php:14 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/formatter-bundle/Twig/Loader/LoaderSelector.php on line 14