Fatal error: Uncaught Error: Interface "Symfony\Component\Translation\Writer\TranslationWriterInterface" not found in /users/ms-it/www/oc/lib/composer/symfony/translation/Writer/TranslationWriter.php:24 Stack trace: #0 {main} thrown in /users/ms-it/www/oc/lib/composer/symfony/translation/Writer/TranslationWriter.php on line 24