From e69dac774519e57a12dd25c6e82b14e51d5fc29d Mon Sep 17 00:00:00 2001
From: Huo Yaoyuan <huoyaoyuan@hotmail.com>
Date: Sat, 5 Nov 2016 20:21:08 +0800
Subject: [PATCH] Fix lock object.

---
 osu.Game/Beatmaps/WorkingBeatmap.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/osu.Game/Beatmaps/WorkingBeatmap.cs b/osu.Game/Beatmaps/WorkingBeatmap.cs
index a94511ca2e..417e289b65 100644
--- a/osu.Game/Beatmaps/WorkingBeatmap.cs
+++ b/osu.Game/Beatmaps/WorkingBeatmap.cs
@@ -43,7 +43,7 @@ namespace osu.Game.Beatmaps
         }
 
         private Beatmap beatmap;
-        private object beatmapLock;
+        private object beatmapLock = new object();
         public Beatmap Beatmap
         {
             get