From 12715707807af02e71e1971a50cd40127d5b4ae2 Mon Sep 17 00:00:00 2001
From: TenPlus1 <kinsellaja@yahoo.com>
Date: Mon, 20 Jul 2020 18:10:08 +0100
Subject: [PATCH] nil check in do_states

---
 api.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/api.lua b/api.lua
index dbbe374..c7b510b 100644
--- a/api.lua
+++ b/api.lua
@@ -6,7 +6,7 @@ local use_cmi = minetest.global_exists("cmi")
 
 mobs = {
 	mod = "redo",
-	version = "20200717",
+	version = "20200720",
 	intllib = S,
 	invis = minetest.global_exists("invisibility") and invisibility or {}
 }
@@ -2132,7 +2132,7 @@ end
 -- execute current state (stand, walk, run, attacks)
 function mob_class:do_states(dtime)
 
-	local yaw = self.object:get_yaw() or 0
+	local yaw = self.object:get_yaw() ; if not yaw then return end
 
 	if self.state == "stand" then