From 729928c576b0335eeae8a0d298bd8fa8cc31ea14 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Mon, 19 Apr 2021 23:49:10 +0200
Subject: [PATCH] - SW: fixed bad serialization of sector object pointers

---
 source/games/sw/src/save.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/games/sw/src/save.cpp b/source/games/sw/src/save.cpp
index 420f5f1c5..e71037235 100644
--- a/source/games/sw/src/save.cpp
+++ b/source/games/sw/src/save.cpp
@@ -631,7 +631,7 @@ FSerializer& Serialize(FSerializer& arc, const char* keyname, SECTOR_OBJECTp& w,
 {
 	int ndx = w ? int(w - SectorObject) : -1;
 	arc(keyname, ndx);
-	w = ndx == -1 ? nullptr : SectorObject;
+	if (arc.isReading() )w = ndx == -1 ? nullptr : SectorObject + ndx;
 	return arc;
 }