diff --git a/README.md b/README.md
index 139e2b51..6e5712df 100644
--- a/README.md
+++ b/README.md
@@ -14,9 +14,10 @@ Or you can play in “creative mode” in which you can build almost anything in
 
 #### Gameplay summary
 
-* Sandbox-style gameplay, no goals (for now)
+* Sandbox-style gameplay, no goals
 * Survive: Fight against hostile monsters and hunger
 * Mine for ores and other treasures
+* Magic: Gain experience and enchant your tools
 * Use the collected blocks to create great buildings, your imagination is the limit
 * Collect flowers (and other dye sources) and colorize your world
 * Find some seeds and start farming
@@ -102,7 +103,7 @@ big bugs (such as “missing node” errors or even crashes).
 The following main features are available:
 
 * Tools, weapons
-* Armor (unbalanced)
+* Armor
 * Crafting system: 2×2 grid, crafting table (3×3 grid), furnace, including a crafting guide
 * Chests, large chests, ender chests, shulker boxes
 * Furnaces, hoppers
@@ -117,6 +118,8 @@ The following main features are available:
 * Redstone circuits (partially)
 * Minecarts (partial)
 * Status effects (partial)
+* Experience
+* Enchanting
 * Brewing, potions, tipped arrow (partial)
 * Boats
 * Fire
@@ -142,12 +145,9 @@ The following main features are available:
 The following features are incomplete:
 
 * Generated structures (especially villages)
-* NPCs
 * Some monsters and animals
 * Redstone-related things
 * The End
-* Enchanting
-* Experience
 * Special minecarts
 * A couple of non-trivial blocks and items
 
@@ -261,7 +261,6 @@ Various sources. See the respective mod directories for details.
 
 ## Info for programmers
 You find interesting and useful infos in `API.md`.
-This project is currently mostly a one-person project.
 
 ## Legal information
 This is a fan game, not developed or endorsed by Mojang AB.
diff --git a/mods/ENTITIES/mcl_mobs/api.lua b/mods/ENTITIES/mcl_mobs/api.lua
index be7086e8..da254364 100644
--- a/mods/ENTITIES/mcl_mobs/api.lua
+++ b/mods/ENTITIES/mcl_mobs/api.lua
@@ -647,9 +647,9 @@ local item_drop = function(self, cooked, looting_level)
 
 	-- no drops if disabled by setting
 	if not mobs_drop_items then return end
-	
+
 	looting_level = looting_level or 0
-	
+
 	-- no drops for child mobs (except monster)
 	if (self.child and self.type ~= "monster") then
 		return
@@ -938,7 +938,7 @@ local is_at_cliff_or_danger = function(self)
 			return true
 		else
 			local def = minetest.registered_nodes[bnode.name]
-			if def and def.walkable then 
+			if def and def.walkable then
 				return false
 			end
 		end
@@ -951,7 +951,7 @@ end
 -- copy the 'mob facing cliff_or_danger check' from above, and rework to avoid water
 local is_at_water_danger = function(self)
 
-	
+
 	if not self.object:get_luaentity() then
 		return false
 	end
@@ -976,7 +976,7 @@ local is_at_water_danger = function(self)
 			return true
 		else
 			local def = minetest.registered_nodes[bnode.name]
-			if def and def.walkable then 
+			if def and def.walkable then
 				return false
 			end
 		end
@@ -2350,10 +2350,10 @@ local do_states = function(self, dtime)
 						lp = minetest.find_nodes_in_area_under_air(
 							{x = s.x - 5, y = s.y - 0.5, z = s.z - 5},
 							{x = s.x + 5, y = s.y + 1, z = s.z + 5},
-							{"group:solid"}) 
+							{"group:solid"})
 
 						lp = #lp > 0 and lp[random(#lp)]
-	
+
 						-- did we find land?
 						if lp then
 
@@ -3598,15 +3598,15 @@ local mob_step = function(self, dtime)
 					for n = 1, #close_objs do
 						if close_objs[n]:is_player() then
 							self.lifetimer = 20
-						else
-							if math.random(1,10) <= 3 then
-								minetest.log("action", "Mob "..self.name.." despawns in mob_step at "..minetest.pos_to_string(pos))
-								mcl_burning.extinguish(self.object)
-								self.object:remove()
-								return
-							end
+							return
 						end
 					end
+					if math.random(1, 10) <= 3 then
+						minetest.log("action", "Mob "..self.name.." despawns in mob_step at "..minetest.pos_to_string(pos))
+						mcl_burning.extinguish(self.object)
+						self.object:remove()
+						return
+					end
 				else
 					minetest.log("action", "Mob "..self.name.." despawns in mob_step at "..minetest.pos_to_string(pos))
 					mcl_burning.extinguish(self.object)
@@ -3842,7 +3842,7 @@ minetest.register_entity(name, {
 	get_staticdata = function(self)
 		return mob_staticdata(self)
 	end,
-	
+
 	harmed_by_heal = def.harmed_by_heal,
 
 })
diff --git a/mods/HELP/mcl_craftguide/init.lua b/mods/HELP/mcl_craftguide/init.lua
index 86bd742a..eb98bcce 100644
--- a/mods/HELP/mcl_craftguide/init.lua
+++ b/mods/HELP/mcl_craftguide/init.lua
@@ -1109,7 +1109,13 @@ if progressive_mode then
 		local name = player:get_player_name()
 		local data = player_data[name]
 
-		meta:set_string("inv_items", serialize(data.inv_items))
+		if not data then
+			return
+		end
+
+		local inv_items = data.inv_items or {}
+
+		meta:set_string("inv_items", serialize(inv_items))
 	end
 
 	M.register_on_leaveplayer(function(player)