Fatal error: Uncaught Error: Class "PrestaShopBundle\Service\Command\AbstractCommand" not found in /home/itounkj/anais/prestashop/src/PrestaShopBundle/Service/Database/Upgrade.php:32 Stack trace: #0 {main} thrown in /home/itounkj/anais/prestashop/src/PrestaShopBundle/Service/Database/Upgrade.php on line 32