From dde9896a1a0e03905f3de30bad3471f84e0f05a8 Mon Sep 17 00:00:00 2001
From: tenplus1 <kinsellaja@yahoo.com>
Date: Sat, 11 Apr 2020 17:46:07 +0100
Subject: [PATCH] add sanity check to do_jump

---
 api.lua | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/api.lua b/api.lua
index 088d513..e38c04b 100644
--- a/api.lua
+++ b/api.lua
@@ -6,7 +6,7 @@ local use_cmi = minetest.global_exists("cmi")
 
 mobs = {
 	mod = "redo",
-	version = "20200407",
+	version = "20200411",
 	intllib = S,
 	invis = minetest.global_exists("invisibility") and invisibility or {}
 }
@@ -1007,6 +1007,9 @@ function mob_class:do_jump()
 	local pos = self.object:get_pos()
 	local yaw = self.object:get_yaw()
 
+	-- sanity check
+	if not yaw then return false end
+
 	-- what is mob standing on?
 	pos.y = pos.y + self.collisionbox[2] - 0.2