Tentative de correction d'un crash

init.lua

@@ -274,6 +274,14 @@ minetest.register_on_dignode(function(pos, oldnode, digger)
 	if not old and tname == "" then
 		old = 0
 	end
+	--debug
+	if not old then
+		old = 0
+		print("Debug invtweak: OLD is nil\nplayer is ")
+		print(name)
+		print("\nname is ")
+		print(tname)
+	end
 	local new = item:get_wear()
 
 	if old ~= new then