From 4bf1c9a9a354857ae79e21b2c390aca7b10fde06 Mon Sep 17 00:00:00 2001
From: Arseniy Shestakov <me@arseniyshestakov.com>
Date: Fri, 14 Jul 2017 15:34:52 +0300
Subject: [PATCH] Campaigns: fix crash on CMap::instanceNames serialization

---
 lib/CGameState.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/CGameState.cpp b/lib/CGameState.cpp
index 69aa1d44e..fe965f8e8 100644
--- a/lib/CGameState.cpp
+++ b/lib/CGameState.cpp
@@ -1040,6 +1040,7 @@ void CGameState::placeCampaignHeroes()
 				{
 					auto heroPlaceholder = dynamic_cast<CGHeroPlaceholder *>(obj.get());
 					map->removeBlockVisTiles(heroPlaceholder, true);
+					map->instanceNames.erase(obj->instanceName);
 					map->objects[heroPlaceholder->id.getNum()] = nullptr;
 					delete heroPlaceholder;
 				}