diff options
Diffstat (limited to 'lib/classes/RangeTreeObject.class.php')
| -rw-r--r-- | lib/classes/RangeTreeObject.class.php | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/classes/RangeTreeObject.class.php b/lib/classes/RangeTreeObject.class.php index c4c5320..579db43 100644 --- a/lib/classes/RangeTreeObject.class.php +++ b/lib/classes/RangeTreeObject.class.php @@ -95,7 +95,7 @@ class RangeTreeObject { function __construct($item_id) { $this->tree = TreeAbstract::GetInstance("StudipRangeTree", false); $this->tree_item_id = $item_id; - $this->item_data = $this->tree->tree_data[$item_id]; + $this->item_data = $this->tree->tree_data[$item_id] ?? null; } /** |