Corrige un crash avec les wielders (Fix by Crabman)

README.txt

@@ -1,6 +1,6 @@
 Minetest mod "Inventory Tweaks"
 ===============================
-version: 2.0
+version: 2.0.1
 
 License of source code: WTFPL
 -----------------------------

init.lua

@@ -34,6 +34,9 @@ local function add_buttons(player, formspec)
 		formspec = player:get_inventory_formspec()
 	end
 	local w,h = get_formspec_size(formspec)
+	if not w or not h then
+		return
+	end
 	for i=1,#tweak.buttons do
 		formspec = formspec .. "button["..w-2+(i*0.5)..",-0.2;" .. tweak.buttons[i]
 	end
@@ -188,13 +191,15 @@ end
 -- tool break sound  + autorefill
 function refill(player, stck_name, index)
 	local inv = player:get_inventory()
-	for i,stack in ipairs(inv:get_list("main")) do
-		if stack:get_name() == stck_name then
-			inv:set_stack("main", index, stack)
-			stack:clear()
-			inv:set_stack("main", i, stack)
-			minetest.log("action", "Inventory Tweaks: refilled stack("..stck_name..") of "  .. player:get_player_name()  )
-			return
+	if inv:get_list("main") then
+		for i,stack in ipairs(inv:get_list("main")) do
+			if stack:get_name() == stck_name then
+				inv:set_stack("main", index, stack)
+				stack:clear()
+				inv:set_stack("main", i, stack)
+				minetest.log("action", "Inventory Tweaks: refilled stack("..stck_name..") of "  .. player:get_player_name()  )
+				return
+			end
 		end
 	end
 end
@@ -285,3 +290,5 @@ minetest.register_on_dignode(function(pos, oldnode, digger)
 		end
 	end
 end)
+
+minetest.log("action", "[invtweak] loaded.")