From 1177a2ec843533b76fa9bd8573686f684103075c Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <tullivan99@gmail.com>
Date: Fri, 13 Nov 2015 07:07:04 -0500
Subject: dialog buttons

---
 src/entities.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/entities.cpp')

diff --git a/src/entities.cpp b/src/entities.cpp
index b076684..981f600 100644
--- a/src/entities.cpp
+++ b/src/entities.cpp
@@ -273,7 +273,7 @@ void NPC::interact(){ //have the npc's interact back to the player
 		func=aiFunc.front();
 		canMove=false;
 		if(!func(this)){
-			aiFunc.erase(aiFunc.begin());
+			if(aiFunc.size())aiFunc.erase(aiFunc.begin());
 		}
 		canMove=true;
 	}
-- 
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