From f476f576156df99401528acffd52ef5cf74521e7 Mon Sep 17 00:00:00 2001
From: Ron Lucke <lucke@elan-ev.de>
Date: Fri, 22 Apr 2022 07:16:57 +0000
Subject: fix according to code review

---
 lib/models/Courseware/Instance.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/models/Courseware/Instance.php b/lib/models/Courseware/Instance.php
index 9776ed1..c2804d1 100755
--- a/lib/models/Courseware/Instance.php
+++ b/lib/models/Courseware/Instance.php
@@ -87,7 +87,7 @@ class Instance
             \UserConfig::get($config->range_id)->store('COURSEWARE_LAST_ELEMENT', $arr);
         }
 
-        $root = self::getRoot();
+        $root = $instance->getRoot();
         $root->delete();
     }
 
-- 
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