Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Test\KernelTestCase" not found in /var/www/html/API_Forum/vendor/api-platform/symfony/Bundle/Test/ApiTestCase.php:27 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/api-platform/symfony/Bundle/Test/ApiTestCase.php on line 27