From 1c522c49b671ec02a25650c62dfca8831cc2f7fb Mon Sep 17 00:00:00 2001
From: Ivan Savenko <saven.ivan@gmail.com>
Date: Sat, 20 Jul 2024 18:28:13 +0000
Subject: [PATCH] Fix possible crash on trying to move to invalid battlefield
 hexes

---
 AI/BattleAI/BattleEvaluator.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/AI/BattleAI/BattleEvaluator.cpp b/AI/BattleAI/BattleEvaluator.cpp
index 98d1bf3e6..3fccb5e8c 100644
--- a/AI/BattleAI/BattleEvaluator.cpp
+++ b/AI/BattleAI/BattleEvaluator.cpp
@@ -291,10 +291,9 @@ BattleAction BattleEvaluator::goTowardsNearest(const CStack * stack, std::vector
 		std::vector<BattleHex> copy = targetHexes;
 
 		for(auto hex : copy)
-		{
 			vstd::concatenate(targetHexes, hex.allNeighbouringTiles());
-		}
 
+		vstd::erase_if(targetHexes, [](const BattleHex & hex) {return !hex.isValid();});
 		vstd::removeDuplicates(targetHexes);
 	}