Fatal error: Uncaught Error: Class "Doctrine\Common\DataFixtures\AbstractFixture" not found in /var/www/html/sitefelicien/azuracast/backend/src/Entity/Fixture/UserFixture.php:13 Stack trace: #0 {main} thrown in /var/www/html/sitefelicien/azuracast/backend/src/Entity/Fixture/UserFixture.php on line 13