From 4f7a935f449ca322a4ab2f24eb5ddbc4cb9740b6 Mon Sep 17 00:00:00 2001
From: mimo <mimo@wildfiregames.com>
Date: Sun, 14 Sep 2014 13:43:11 +0000
Subject: [PATCH] fix a rare case where a Petra attack would not know its
 target is already destroyed

This was SVN commit r15749.
---
 binaries/data/mods/public/simulation/ai/petra/attackPlan.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/binaries/data/mods/public/simulation/ai/petra/attackPlan.js b/binaries/data/mods/public/simulation/ai/petra/attackPlan.js
index a5b50a05a7..6b1c94eb75 100644
--- a/binaries/data/mods/public/simulation/ai/petra/attackPlan.js
+++ b/binaries/data/mods/public/simulation/ai/petra/attackPlan.js
@@ -1502,6 +1502,8 @@ m.AttackPlan.prototype.update = function(gameState, events)
 							continue;
 						if (accessIndex !== gameState.ai.accessibility.getAccessValue(attack.targetPos))
 							continue;
+						if (!attack.target || !gameState.getEntityById(attack.target.id()))
+							continue;
 						this.target = attack.target;
 						this.targetPlayer = attack.targetPlayer;
 						break;