From 3f02bd2a3e1f3151cfda275db2e337a90290b811 Mon Sep 17 00:00:00 2001
From: Simon L <szaimen@e.mail.de>
Date: Thu, 21 Sep 2023 15:16:48 +0200
Subject: [PATCH] return if user is empty

Signed-off-by: Simon L <szaimen@e.mail.de>
---
 lib/Notification/Notifier.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/Notification/Notifier.php b/lib/Notification/Notifier.php
index 7f217e7d3..70eea2a91 100644
--- a/lib/Notification/Notifier.php
+++ b/lib/Notification/Notifier.php
@@ -131,6 +131,9 @@ public function prepare(INotification $notification, string $languageCode): INot
 	protected function getSubject(INotification $notification, string $languageCode): string {
 		$l = $this->factory->get('firstrunwizard', $languageCode);
 		$user = $this->userManager->get($notification->getUser());
+		if ($user === null) {
+			return '';
+		}
 
 		$email = $user->getEMailAddress();
 		if ($email === null || $email === '') {