Fatal error: Uncaught Error: Class "Symfony\Component\Form\Test\FormIntegrationTestCase" not found in /home2/zpcu9479/app.gennia.fr/vendor/symfony/form/Test/TypeTestCase.php:18 Stack trace: #0 {main} thrown in /home2/zpcu9479/app.gennia.fr/vendor/symfony/form/Test/TypeTestCase.php on line 18