From 29d743a5213e477f460ae6f32754dcf20b8468a4 Mon Sep 17 00:00:00 2001
From: Amish Shah <amishshah.2k@gmail.com>
Date: Sun, 22 Oct 2017 14:29:49 +0100
Subject: [PATCH] Fix #2018 (rapid joining/leaving of voice channel causes a
 crash)

---
 src/client/voice/VoiceUDPClient.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/client/voice/VoiceUDPClient.js b/src/client/voice/VoiceUDPClient.js
index ad821d465..dd9e00e4b 100644
--- a/src/client/voice/VoiceUDPClient.js
+++ b/src/client/voice/VoiceUDPClient.js
@@ -103,6 +103,10 @@ class VoiceConnectionUDPClient extends EventEmitter {
     const socket = this.socket = udp.createSocket('udp4');
 
     socket.once('message', message => {
+
+      // Stop if the sockets have been deleted because the connection has been closed already
+      if (!this.voiceConnection.sockets.ws) return;
+
       const packet = parseLocalPacket(message);
       if (packet.error) {
         this.emit('error', packet.error);