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