From 267f28f8ed29911e9bec709478b8a2ad2ccc68db Mon Sep 17 00:00:00 2001
From: Connor J <93505368+connorj00@users.noreply.github.com>
Date: Fri, 7 Aug 2026 11:49:15 +0100
Subject: [PATCH] Fix MLO entity deletion when archetype has no portals

---
 CodeWalker.Core/GameFiles/MetaTypes/Archetype.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CodeWalker.Core/GameFiles/MetaTypes/Archetype.cs b/CodeWalker.Core/GameFiles/MetaTypes/Archetype.cs
index f5fa40836..a7ea57d3e 100644
--- a/CodeWalker.Core/GameFiles/MetaTypes/Archetype.cs
+++ b/CodeWalker.Core/GameFiles/MetaTypes/Archetype.cs
@@ -380,6 +380,8 @@ public void RemoveEntitySet(MCMloEntitySet set)
 
         private void FixPortalIndexes(int deletedIndex)
         {
+            if (portals == null) return;
+
             foreach (var portal in portals)
             {
                 List<uint> newAttachedObjects = new List<uint>();