From 71ada60f4efb1a10d89a2e188f458e812eb00b6c Mon Sep 17 00:00:00 2001
From: kamirama <kamirama>
Date: Sun, 7 Jan 2018 15:56:12 +0100
Subject: [PATCH] fixed crash

---
 sparkcore/hud.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sparkcore/hud.lua b/sparkcore/hud.lua
index 2c6b5ba..dbcbc78 100644
--- a/sparkcore/hud.lua
+++ b/sparkcore/hud.lua
@@ -23,6 +23,10 @@ end)
 minetest.register_globalstep(function(dtime)
   for k, i in pairs(sparktech.tool_energy_hud) do
     local player = minetest.get_player_by_name(k)
+	if player == nil then
+		sparktech.tool_energy_hud[k] = nil
+		return
+	end
     local item = player:get_wielded_item()
     local energy = tonumber(item:get_metadata())
     local energymax = minetest.get_item_group(item:get_name(), "sparktech_energy_max")
@@ -36,4 +40,4 @@ minetest.register_globalstep(function(dtime)
       player:hud_change(i["idt"], "text", energy .. " / " .. energymax)
     end
   end
-end)
+end)
\ No newline at end of file