Fatal error: Uncaught LogicException: You cannot use the "Symfony\Component\String\Slugger\AsciiSlugger" as the "symfony/translation-contracts" package is not installed. Try running "composer require symfony/translation-contracts". in /srv/disk3/2724534/www/transdoetaskforce.org/concrete/vendor/symfony/string/Slugger/AsciiSlugger.php:19 Stack trace: #0 {main} thrown in /srv/disk3/2724534/www/transdoetaskforce.org/concrete/vendor/symfony/string/Slugger/AsciiSlugger.php on line 19