From d47b45280837153e68fe5bd7d20c481b63341e77 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Fri, 29 Jul 2022 16:58:27 +0200
Subject: [PATCH] Fix check if unsetting material slot

---
 Source/Engine/Level/Actors/ModelInstanceActor.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Source/Engine/Level/Actors/ModelInstanceActor.cpp b/Source/Engine/Level/Actors/ModelInstanceActor.cpp
index a87515d3e..a5fb15c0e 100644
--- a/Source/Engine/Level/Actors/ModelInstanceActor.cpp
+++ b/Source/Engine/Level/Actors/ModelInstanceActor.cpp
@@ -26,6 +26,8 @@ void ModelInstanceActor::SetEntries(const Array<ModelInstanceEntry>& value)
 void ModelInstanceActor::SetMaterial(int32 entryIndex, MaterialBase* material)
 {
     WaitForModelLoad();
+    if (Entries.Count() == 0 && !material)
+        return;
     CHECK(entryIndex >= 0 && entryIndex < Entries.Count());
     if (Entries[entryIndex].Material == material)
         return;