Fatal error: Uncaught InvalidArgumentException: Cannot redirect to an empty URL. in /var/www/app/vendor/symfony/http-foundation/RedirectResponse.php:91 Stack trace: #0 /var/www/app/vendor/symfony/http-foundation/RedirectResponse.php(44): Symfony\Component\HttpFoundation\RedirectResponse->setTargetUrl('') #1 /var/www/app/public/index.php(32): Symfony\Component\HttpFoundation\RedirectResponse->__construct('', 301) #2 {main} thrown in /var/www/app/vendor/symfony/http-foundation/RedirectResponse.php on line 91