From 4953c57dc8df31fe68e8986bb84565431ebe4406 Mon Sep 17 00:00:00 2001
From: TenPlus1 <kinsellaja@yahoo.com>
Date: Wed, 1 Jun 2016 13:26:12 +0100
Subject: [PATCH] added inventory check

---
 init.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/init.lua b/init.lua
index 1ee755c..f67f8bb 100644
--- a/init.lua
+++ b/init.lua
@@ -246,7 +246,7 @@ minetest.register_abm({
 		local inv = meta:get_inventory()
 
 		-- is barrel empty?
-		if inv:is_empty("src") then
+		if not inv or inv:is_empty("src") then
 			return
 		end