From 3c6838ee3524f1aa02c8140f8e1d9c0c361318a8 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Tue, 3 Feb 2026 19:13:31 +0100
Subject: [PATCH] Fix error in reparent action when scene is missing (eg. in
 prefab editor)

---
 Source/Editor/Undo/Actions/ParentActorsAction.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/Editor/Undo/Actions/ParentActorsAction.cs b/Source/Editor/Undo/Actions/ParentActorsAction.cs
index 312ce578d..aed85cb3c 100644
--- a/Source/Editor/Undo/Actions/ParentActorsAction.cs
+++ b/Source/Editor/Undo/Actions/ParentActorsAction.cs
@@ -134,7 +134,8 @@ namespace FlaxEditor.Actions
                 var obj = Object.Find<SceneObject>(ref item.ID);
                 if (obj != null)
                 {
-                    scenes.Add(obj.Parent.Scene);
+                    if (obj.Parent != null)
+                        scenes.Add(obj.Parent.Scene);
                     if (obj is Actor actor)
                         actor.SetParent(newParent, _worldPositionsStays, true);
                     else