Fatal error: Uncaught Error: Class 'Symfony\Component\Form\Button' not found in /home/srv1clbr/public_html/sport43app/vendor/symfony/form/SubmitButton.php:19 Stack trace: #0 {main} thrown in /home/srv1clbr/public_html/sport43app/vendor/symfony/form/SubmitButton.php on line 19