Merge pull request #19 from Novatux/master

Bugfix
2013-02-07 15:36:43 -08:00 · 2013-02-07 15:36:43 -08:00 · 26422fec7a
commit 26422fec7a
parent 8513f4a881 e97d42e20d
1 changed files with 1 additions and 0 deletions
--- a/tubes.lua
+++ b/tubes.lua
@ -332,6 +332,7 @@ register_tube("pipeworks:mese_tube","Mese pneumatic tube segment",mese_plain_tex
 		local meta=minetest.env:get_meta(pos)
 		local i
 		for key,_ in pairs(fields) do i=key end
+		if i==nil then return end
 		i=string.sub(i,-1)
 		newstate=1-meta:get_int("l"..i.."s")
 		meta:set_int("l"..i.."s",newstate)