Fatal error: Uncaught Error: Interface "Doctrine\Common\DataFixtures\SharedFixtureInterface" not found in /var/www/html/API_Forum/vendor/doctrine/data-fixtures/src/AbstractFixture.php:16 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/doctrine/data-fixtures/src/AbstractFixture.php on line 16