From 1b031ca3280d104dadf9543ebf389e2719185b2d Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Thu, 12 Oct 2017 18:28:26 +0900
Subject: [PATCH] Fix potential read from empty queue in SPM counter

---
 .../Objects/Drawables/Pieces/SpinnerSpmCounter.cs               | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/SpinnerSpmCounter.cs b/osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/SpinnerSpmCounter.cs
index c079d3343b..ebe978f659 100644
--- a/osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/SpinnerSpmCounter.cs
+++ b/osu.Game.Rulesets.Osu/Objects/Drawables/Pieces/SpinnerSpmCounter.cs
@@ -64,7 +64,7 @@ namespace osu.Game.Rulesets.Osu.Objects.Drawables.Pieces
             if (records.Count > 0)
             {
                 var record = records.Peek();
-                while (Time.Current - records.Peek().Time > spm_count_duration)
+                while (records.Count > 0 && Time.Current - records.Peek().Time > spm_count_duration)
                     record = records.Dequeue();
                 SpinsPerMinute = (currentRotation - record.Rotation) / (Time.Current - record.Time) * 1000 * 60 / 360;
             }