https://github.com/Zeg9/minetest-skins/issues/7

my_changes.diff

diff --git a/skins/init.lua b/skins/init.lua
index 8ae6759..b6e59b2 100644
--- a/skins/init.lua
+++ b/skins/init.lua
@@ -27,7 +27,7 @@ dofile(skins.modpath.."/meta.lua")
 dofile(skins.modpath.."/players.lua")
 
 skins.update_player_skin = function(player)
-	name = player:get_player_name()
+	local name = player:get_player_name()
 	if skins.get_type(skins.skins[name]) == skins.type.SPRITE then
 		player:set_properties({
 			visual = "upright_sprite",
@@ -56,7 +56,7 @@ skins.formspec.main = function(name)
 			.. "image[1,.75;1,2;"..skins.skins[name].."_preview_back.png]"
 			.. "label[6,.5;Raw texture:]"
 			.. "image[6,1;2,1;"..skins.skins[name]..".png]"
-		
+
 	else
 		formspec = formspec
 			.. "image[0,.75;1,2;"..skins.skins[name]..".png]"
diff --git a/skins/players.lua b/skins/players.lua
index 05940e2..c2304a0 100644
--- a/skins/players.lua
+++ b/skins/players.lua
@@ -6,8 +6,7 @@ skins.load = function()
 		data = input:read('*all')
 	end
 	if data and data ~= "" then
-		lines = string.split(data,"\n")
-		for _, line in ipairs(lines) do
+		for _, line in ipairs(string.split(data,"\n")) do
 			data = string.split(line, ' ', 2)
 			skins.skins[data[1]] = data[2]
 		end