From e308ecf472538fcff396485a5ab726fe610a9f88 Mon Sep 17 00:00:00 2001
From: Calinou <calinou@opmbx.org>
Date: Wed, 20 Aug 2014 19:20:19 +0200
Subject: Add potential fix for circular saw crash.

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

diff --git a/circular_saw.lua b/circular_saw.lua
index b220359..217eb92 100644
--- a/circular_saw.lua
+++ b/circular_saw.lua
@@ -123,8 +123,8 @@ function circular_saw:update_inventory(pos, amount)
 	end
 	local node_name = stack:get_name()
 	local name_parts = circular_saw.known_nodes[node_name] or ""
-	local modname  = name_parts[1]
-	local material = name_parts[2]
+	local modname  = name_parts[1] or ""
+	local material = name_parts[2] or ""
 
 	inv:set_list("input", { -- Display as many full blocks as possible:
 		node_name.. " " .. math.floor(amount / 8)
-- 
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