From f31d840c13eecb92af95e69aceb26fad15a69a0f Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Tue, 2 Jul 2019 22:25:03 +0900
Subject: [PATCH] Dispose previous WorkingBeatmap on change

---
 osu.Game/OsuGame.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/osu.Game/OsuGame.cs b/osu.Game/OsuGame.cs
index bfa4aeadef..49c543537a 100644
--- a/osu.Game/OsuGame.cs
+++ b/osu.Game/OsuGame.cs
@@ -296,6 +296,8 @@ private void beatmapChanged(ValueChangedEvent<WorkingBeatmap> beatmap)
             if (nextBeatmap?.Track != null)
                 nextBeatmap.Track.Completed += currentTrackCompleted;
 
+            beatmap.OldValue?.Dispose();
+
             nextBeatmap?.LoadBeatmapAsync();
         }