Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Helper\Helper' not found in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/doctrine/orm/lib/Doctrine/ORM/Tools/Console/Helper/EntityManagerHelper.php:16 Stack trace: #0 {main} thrown in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/doctrine/orm/lib/Doctrine/ORM/Tools/Console/Helper/EntityManagerHelper.php on line 16