Fatal error: Uncaught LogicException: You cannot use the "Symfony\Bridge\Doctrine\Form\DoctrineOrmTypeGuesser" class as the "symfony/form" package is not installed. Try running "composer require symfony/form". in /home/marcgron/www/SSA/v2/vendor/symfony/doctrine-bridge/Form/DoctrineOrmTypeGuesser.php:40 Stack trace: #0 {main} thrown in /home/marcgron/www/SSA/v2/vendor/symfony/doctrine-bridge/Form/DoctrineOrmTypeGuesser.php on line 40