Fatal error: Uncaught Error: Interface "Symfony\Contracts\Translation\TranslatableInterface" not found in /srv/disk3/2724534/www/redgraveresearch.com/concrete/vendor/symfony/translation/TranslatableMessage.php:20 Stack trace: #0 {main} thrown in /srv/disk3/2724534/www/redgraveresearch.com/concrete/vendor/symfony/translation/TranslatableMessage.php on line 20