From aedc6190096af2d008ff447c5b7b767e984b4d44 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Thu, 28 Jan 2021 01:11:02 +0100
Subject: [PATCH] Fix crash when opening prefab that fails to load root
 ObjectsLookupIdMapping

Fixes #126
---
 Source/Engine/Level/Prefabs/PrefabManager.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Source/Engine/Level/Prefabs/PrefabManager.cpp b/Source/Engine/Level/Prefabs/PrefabManager.cpp
index f1fbf4766..44be0181b 100644
--- a/Source/Engine/Level/Prefabs/PrefabManager.cpp
+++ b/Source/Engine/Level/Prefabs/PrefabManager.cpp
@@ -173,6 +173,11 @@ Actor* PrefabManager::SpawnPrefab(Prefab* prefab, Actor* parent, Dictionary<Guid
         return nullptr;
     }
     auto root = (Actor*)sceneObjects.Value->At(0);
+    if (!root)
+    {
+        LOG(Warning, "Failed to load prefab root object.");
+        return nullptr;
+    }
 
     // Prepare parent linkage for prefab root actor
     root->_parent = parent;