From 022a1a231ca5e251fd0460b551ae362ad48da9c0 Mon Sep 17 00:00:00 2001
From: Adam Vernon <hanenbro@gmail.com>
Date: Sun, 30 Oct 2016 14:53:10 -0700
Subject: [PATCH] Confirm Howler.ctx exists before destroying in unload()

Refs: #645
---
 src/howler.core.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/howler.core.js b/src/howler.core.js
index eed2038f..cc65c3bd 100644
--- a/src/howler.core.js
+++ b/src/howler.core.js
@@ -155,7 +155,7 @@
       }
 
       // Create a new AudioContext to make sure it is fully reset.
-      if (self.usingWebAudio && typeof self.ctx.close !== 'undefined') {
+      if (self.usingWebAudio && self.ctx && typeof self.ctx.close !== 'undefined') {
         self.ctx.close();
         self.ctx = null;
         setupAudioContext();