diff --git a/Classes/Controller/FormController.php b/Classes/Controller/FormController.php
index 49cc8ded4..27e03f4b1 100644
--- a/Classes/Controller/FormController.php
+++ b/Classes/Controller/FormController.php
@@ -194,6 +194,7 @@ public function initializeCreateAction(): void
      */
     public function createAction(Mail $mail, string $hash = ''): ResponseInterface
     {
+        $isSavingOfMailAllowed = false;
         $this->signalDispatch(__CLASS__, __FUNCTION__ . 'BeforeRenderView', [$mail, $hash, $this]);
         /** @noinspection PhpUnhandledExceptionInspection */
         $this->dataProcessorRunner->callDataProcessors(