From 5e4aa0f3567f0daa2be0a6f6ec013f812201383b Mon Sep 17 00:00:00 2001
From: Gabriel Pérez-Cerezo <gabriel@gpcf.eu>
Date: Wed, 15 Nov 2017 18:04:09 +0100
Subject: Fixed crash with unknown objects

---
 init.lua | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/init.lua b/init.lua
index 0969ead..8eb1348 100644
--- a/init.lua
+++ b/init.lua
@@ -176,9 +176,13 @@ smartshop.update_info=function(pos)
 			--if string.find(stuff["name" ..i],":")~=nil then
 			--	stuff["name" ..i]=stuff["name" ..i].split(stuff["name" ..i],":")[2]
 		   --end
-		        stuff["name"..i] = core.registered_items[stuff["name"..i]].description
-			stuff["buy" ..i]="(" ..stuff["buy" ..i] ..") "
-			stuff["name" ..i]=stuff["name" ..i] .."\n"
+		   if core.registered_items[stuff["name"..i]] then
+		      stuff["name"..i] = core.registered_items[stuff["name"..i]].description
+		   else
+		      stuff["name"..i] = "Unknown Object"
+		   end
+		   stuff["buy" ..i]="(" ..stuff["buy" ..i] ..") "
+		   stuff["name" ..i]=stuff["name" ..i] .."\n"
 		end
 	end
 		meta:set_string("infotext",
-- 
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