From df9ff76f23871bfaf991adc2fea9f0086ad9ee50 Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Tue, 3 Nov 2020 16:49:13 +0900
Subject: [PATCH] Reduce assert to guard in the outwards direction

---
 osu.Game/Screens/Select/SongSelect.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Screens/Select/SongSelect.cs b/osu.Game/Screens/Select/SongSelect.cs
index 975431fb62..b55c0694ef 100644
--- a/osu.Game/Screens/Select/SongSelect.cs
+++ b/osu.Game/Screens/Select/SongSelect.cs
@@ -636,7 +636,10 @@ namespace osu.Game.Screens.Select
 
         private void endLooping()
         {
-            Debug.Assert(isHandlingLooping);
+            // may be called multiple times during screen exit process.
+            if (!isHandlingLooping)
+                return;
+
             music.CurrentTrack.Looping = isHandlingLooping = false;
 
             music.TrackChanged -= ensureTrackLooping;