Fatal error: Uncaught Error: Class "Symfony\Component\Console\Exception\RuntimeException" not found in /users/ms-it/www/oc/lib/composer/symfony/console/Exception/MissingInputException.php:19 Stack trace: #0 {main} thrown in /users/ms-it/www/oc/lib/composer/symfony/console/Exception/MissingInputException.php on line 19