check if msg is a string

pandorabox-io · Sep 15, 2020 · 3916c3b · 3916c3b
1 parent 3ecbecf
commit 3916c3b
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/hacks.lua b/hacks.lua
@@ -29,6 +29,7 @@ if minetest.get_modpath("digistuff") and minetest.registered_nodes["digistuff:ni
 			receptor = {},
 			effector = {
 				action = function(pos,node,channel,msg)
+					if type(msg) ~= "string" then return end
 					msg = string.gsub(msg, "%s", "%%20")
 					return old_action(pos,node,channel,msg)
 				end