Re-enable v6 mapgen, but send a warning

game.conf

@@ -1,4 +1,4 @@
 name = Lord of the Test
 author = Minetest-LOTR Team
 description = A subgame inspired by LOTR elements. Explore the world of Middle-Earth.
-allowed_mapgens = v7, valleys, carpathian, v5, flat, fractal
+allowed_mapgens = v5, v6, v7, flat, valleys, carpathian, fractal

mods/default/mapgen.lua

@@ -2,10 +2,10 @@
 
 local mapgen_name = minetest.get_mapgen_setting("mg_name")
 
-local lott_v6 = minetest.settings:get_bool("lott_v6") or false
-
-if mapgen_name == "singlenode" or (mapgen_name == "v6" and lott_v6 ~= true) then
+if mapgen_name == "singlenode" then
 	minetest.set_mapgen_setting("mg_name", "v7", true)
+elseif mapgen_name == "v6" then
+	minetest.log("warning", "[LOTT] v6 mapgen is not fully tested, use at own risk or use other mapgens!")
 end
 
 local flags = minetest.get_mapgen_setting("mgv7_spflags")