Fatal error: Uncaught Error: Interface "Symfony\Component\HttpFoundation\Session\Flash\FlashBagInterface" not found in /home/oyaagyug/public_html/vendor/symfony/http-foundation/Session/Flash/FlashBag.php:19
Stack trace:
#0 {main}
thrown in /home/oyaagyug/public_html/vendor/symfony/http-foundation/Session/Flash/FlashBag.php on line 19