Fatal error: Uncaught Error: Interface "Symfony\Component\Form\Extension\DataCollector\FormDataExtractorInterface" not found in /home/pataplou/www/patrick/pataplouf/vendor/symfony/form/Extension/DataCollector/FormDataExtractor.php:23 Stack trace: #0 {main} thrown in /home/pataplou/www/patrick/pataplouf/vendor/symfony/form/Extension/DataCollector/FormDataExtractor.php on line 23