From 111a2f3b254553bd3f2fb9d79e2e8296560728c3 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Sat, 19 Feb 2022 17:59:40 +0100
Subject: [PATCH] Fix crash with terrain in prefab window

#689
---
 Source/Engine/Terrain/Terrain.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Source/Engine/Terrain/Terrain.cpp b/Source/Engine/Terrain/Terrain.cpp
index c405b390e..4907d0f8a 100644
--- a/Source/Engine/Terrain/Terrain.cpp
+++ b/Source/Engine/Terrain/Terrain.cpp
@@ -559,6 +559,12 @@ void Terrain::Draw(RenderContext& renderContext)
 
 void Terrain::DrawGeneric(RenderContext& renderContext)
 {
+    // Prevent issues if no BeginPlay was called
+    if (!IsDuringPlay())
+    {
+        CacheNeighbors();
+    }
+
     Draw(renderContext);
 }