Fix a little trafficlight bug.

2016-07-10 17:18:33 +02:00 · 2016-07-10 17:18:33 +02:00 · 1d99d17d8d
commit 1d99d17d8d
parent 3699df2927
1 changed files with 3 additions and 0 deletions
--- a/streets_trafficlight/init.lua
+++ b/streets_trafficlight/init.lua
@ -99,6 +99,9 @@ streets.on_digiline_receive = function(pos, node, channel, msg)
 	end
 	-- Tl states
 	local name = minetest.get_node(pos).name
+	if type(msg) ~= "string" then
+		return
+	end
 	msg = string.upper(msg)
 	if msg == "OFF" then
 		if name:find("pedlight") then