From 4d9d034503dac45eea6da1e32da7fa8b2e97ea6a Mon Sep 17 00:00:00 2001
From: Alexander Pickering <Alexander.Pickering@anondomain.site90.net>
Date: Mon, 7 Mar 2016 18:44:21 -0500
Subject: Fixed npc's bugging out (hopefully)

---
 gamemode/npcsystem/npcs/zombie.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gamemode/npcsystem/npcs/zombie.lua')

diff --git a/gamemode/npcsystem/npcs/zombie.lua b/gamemode/npcsystem/npcs/zombie.lua
index c18083e..de4a389 100644
--- a/gamemode/npcsystem/npcs/zombie.lua
+++ b/gamemode/npcsystem/npcs/zombie.lua
@@ -88,7 +88,7 @@ NPC.Attacks         = {
 
 --Attack priority is a fucntion that takes a player, and returns an int describing it's prority to attack (higher = more important) NPC will always attack the player with the highest priority
 function NPC:AttackPriority(ply)
-    if not ply then return end
+    if not ply or not ply:IsValid() then return end
     local plypos = ply:GetPos()
     local mypos = self:GetPos()
     if not plypos then return 0 end
-- 
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