Fatal error: Uncaught Error: Class "Symfony\Component\Console\Helper\QuestionHelper" not found in /users/ms-it/www/oc/lib/composer/symfony/console/Helper/SymfonyQuestionHelper.php:26 Stack trace: #0 {main} thrown in /users/ms-it/www/oc/lib/composer/symfony/console/Helper/SymfonyQuestionHelper.php on line 26