Fatal error: Uncaught Error: Class "Doctrine\ORM\Mapping\UnderscoreNamingStrategy" not found in /home/itounkj/anais/prestashop/src/PrestaShopBundle/Service/Database/DoctrineNamingStrategy.php:34 Stack trace: #0 {main} thrown in /home/itounkj/anais/prestashop/src/PrestaShopBundle/Service/Database/DoctrineNamingStrategy.php on line 34