Actual hotfix

src/Controller/RegistrationController.php

@@ -15,6 +15,7 @@ use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Mailer\Exception\TransportExceptionInterface;
 use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
 use Symfony\Component\Routing\Attribute\Route;
+use Symfony\Component\Security\Core\User\UserInterface;
 use Symfony\Contracts\Translation\TranslatorInterface;
 use SymfonyCasts\Bundle\VerifyEmail\Exception\VerifyEmailExceptionInterface;
 use Tvdt\Entity\User;
@@ -30,6 +31,10 @@ final class RegistrationController extends AbstractController
     public function register(
         Request $request,
     ): Response {
+        if ($this->getUser() instanceof UserInterface) {
+            return $this->redirectToRoute('tvdt_backoffice_index');
+        }
+
         $user = new User();
         $form = $this->createForm(RegistrationFormType::class, $user);
         $form->handleRequest($request);