Fatal error: Uncaught Error: Call to undefined function Symfony\Bridge\Doctrine\DataFixtures\trigger_deprecation() in /var/www/html/festival/vendor/symfony/doctrine-bridge/DataFixtures/ContainerAwareLoader.php:19 Stack trace: #0 {main} thrown in /var/www/html/festival/vendor/symfony/doctrine-bridge/DataFixtures/ContainerAwareLoader.php on line 19