From 7679d745cbcd4c96d9ca5921063eb6ecd59d78b9 Mon Sep 17 00:00:00 2001
From: andy840119 <andy840119@gmail.com>
Date: Wed, 10 May 2023 01:02:12 +0800
Subject: [PATCH] Should always able to get the karaoke ruleset.

---
 osu.Game.Rulesets.Karaoke/Extensions/OsuGameExtensions.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/osu.Game.Rulesets.Karaoke/Extensions/OsuGameExtensions.cs b/osu.Game.Rulesets.Karaoke/Extensions/OsuGameExtensions.cs
index 8d2924168..f2b32300e 100644
--- a/osu.Game.Rulesets.Karaoke/Extensions/OsuGameExtensions.cs
+++ b/osu.Game.Rulesets.Karaoke/Extensions/OsuGameExtensions.cs
@@ -15,10 +15,10 @@ namespace osu.Game.Rulesets.Karaoke.Extensions;
 /// </summary>
 public static class OsuGameExtensions
 {
-    public static KaraokeRuleset? GetRuleset(this DependencyContainer dependencies)
+    public static KaraokeRuleset GetRuleset(this DependencyContainer dependencies)
     {
         var rulesets = dependencies.Get<RulesetStore>().AvailableRulesets.Select(info => info.CreateInstance());
-        return rulesets.FirstOrDefault(r => r is KaraokeRuleset) as KaraokeRuleset;
+        return rulesets.OfType<KaraokeRuleset>().First();
     }
 
     private static Container? getBasePlacementContainer(this OsuGame game)