Fatal error: Uncaught Error: Class 'Symfony\Component\Security\Core\Authorization\ExpressionLanguage' not found in /var/www/api_backup/vendor/sensio/framework-extra-bundle/src/Security/ExpressionLanguage.php:21 Stack trace: #0 {main} thrown in /var/www/api_backup/vendor/sensio/framework-extra-bundle/src/Security/ExpressionLanguage.php on line 21