Fix bug with regen

init.lua

@@ -233,8 +233,12 @@ mana.regen_timer = 0
 minetest.register_globalstep(function(dtime)
 	mana.regen_timer = mana.regen_timer + dtime
 	if mana.regen_timer >= mana.settings.regen_timer then
-		for name, infotable in pairs(mana.playerlist) do
-			mana.add_up_to(name, infotable.regen)
+		local players = minetest.get_connected_players()
+		for i=1, #players do
+			local name = players[i]:get_player_name()
+			if mana.playerlist[name] ~= nil then
+				mana.add_up_to(name, mana.playerlist[name].regen)
+			end
 		end
 		mana.regen_timer = 0
 	end