From 4f60c4922ed96d60c0fa3b77a590e355b21841ca Mon Sep 17 00:00:00 2001
From: Jan-Hendrik Willms <tleilax+studip@gmail.com>
Date: Wed, 25 Jun 2025 22:20:35 +0200
Subject: verify aux is set before using it, fixes #5657

Closes #5657

Merge request studip/studip!4280
---
 app/controllers/course/members.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/controllers/course/members.php b/app/controllers/course/members.php
index 1955ef2..fa9dd55 100644
--- a/app/controllers/course/members.php
+++ b/app/controllers/course/members.php
@@ -1820,7 +1820,7 @@ class Course_MembersController extends AuthenticatedController
         ];
 
         $course = Course::findCurrent();
-        $aux     = $course->aux->getCourseData($course, true);
+        $aux = $course->aux ? $course->aux->getCourseData($course, true) : false;
 
         $members = $course->getMembersData($status);
 
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