From: Dan Brown <redacted>
Date: Fri, 9 Jun 2023 18:21:49 +0000 (+0100)
Subject: Fixed error on pages without comments
X-Git-Tag: v23.06~1^2~29
X-Git-Url: http://source.bookstackapp.com/bookstack/commitdiff_plain/59c7077fd93ae6842d37c07bcb9e27d7ddc27050

Fixed error on pages without comments
---

diff --git a/app/Activity/Tools/CommentTree.php b/app/Activity/Tools/CommentTree.php
index 559edccf3..3303add39 100644
--- a/app/Activity/Tools/CommentTree.php
+++ b/app/Activity/Tools/CommentTree.php
@@ -65,7 +65,7 @@ class CommentTree
         }
 
         $tree = [];
-        foreach ($childMap[0] as $childId) {
+        foreach ($childMap[0] ?? [] as $childId) {
             $tree[] = $this->createTreeForId($childId, 0, $byId, $childMap);
         }