Fatal error: Uncaught Error: Interface "Symfony\Component\Form\DataAccessorInterface" not found in /var/www/crm_killing_ninja/vendor/symfony/form/Extension/Core/DataAccessor/CallbackAccessor.php:23 Stack trace: #0 {main} thrown in /var/www/crm_killing_ninja/vendor/symfony/form/Extension/Core/DataAccessor/CallbackAccessor.php on line 23