From 968915386f7c66aea7f3ac36cd6c8b0095cca674 Mon Sep 17 00:00:00 2001
From: Mark Heath <mark.heath@gmail.com>
Date: Tue, 5 Sep 2017 14:22:54 +0100
Subject: [PATCH] fix NullReferenceException opening AsioOut by index. resolves
 #234

---
 NAudio/Wave/WaveOutputs/AsioOut.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/NAudio/Wave/WaveOutputs/AsioOut.cs b/NAudio/Wave/WaveOutputs/AsioOut.cs
index 59b88ec5..a0b23672 100644
--- a/NAudio/Wave/WaveOutputs/AsioOut.cs
+++ b/NAudio/Wave/WaveOutputs/AsioOut.cs
@@ -74,7 +74,7 @@ public AsioOut(int driverIndex)
             {
                 throw new ArgumentException(String.Format("Invalid device number. Must be in the range [0,{0}]", names.Length));
             }
-            InitFromName(this.driverName);
+            InitFromName(names[driverIndex]);
         }
 
         /// <summary>