From b5cc3e8dc662a15b91547de123a974987890fc51 Mon Sep 17 00:00:00 2001
From: Andrey Filipenkov <decapitator@ukr.net>
Date: Thu, 13 Jun 2024 06:46:41 +0300
Subject: [PATCH] [editor] fix crash on quit with an opened map

---
 mapeditor/mapcontroller.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mapeditor/mapcontroller.cpp b/mapeditor/mapcontroller.cpp
index e0ddc71ec..a5fecd21a 100644
--- a/mapeditor/mapcontroller.cpp
+++ b/mapeditor/mapcontroller.cpp
@@ -58,6 +58,7 @@ void MapController::connectScenes()
 
 MapController::~MapController()
 {
+	main = nullptr;
 }
 
 const std::unique_ptr<CMap> & MapController::getMapUniquePtr() const
@@ -229,6 +230,8 @@ void MapController::setMap(std::unique_ptr<CMap> cmap)
 
 	_map->getEditManager()->getUndoManager().setUndoCallback([this](bool allowUndo, bool allowRedo)
 		{
+			if(!main)
+				return;
 			main->enableUndo(allowUndo);
 			main->enableRedo(allowRedo);
 		}