Fatal error: Uncaught Error: Interface 'Symfony\Component\Console\Helper\HelperInterface' not found in /home/devypfrfhn/avancement.devyp.fr/vendor-old/symfony/console/Helper/Helper.php:21 Stack trace: #0 {main} thrown in /home/devypfrfhn/avancement.devyp.fr/vendor-old/symfony/console/Helper/Helper.php on line 21