From 73aaab51061b21cc21f0102703ba203e155d359d Mon Sep 17 00:00:00 2001
From: SpaceEEC <spaceeec@yahoo.com>
Date: Thu, 17 Jan 2019 11:34:10 +0100
Subject: [PATCH] fix(Guild): ignore voice states referencing an invalid
 channel

This was causing an uncaught exception on startup (or whenever receiving such a payload) which is crashing the process.
---
 src/structures/Guild.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/structures/Guild.js b/src/structures/Guild.js
index a0634e56a..cc7589603 100644
--- a/src/structures/Guild.js
+++ b/src/structures/Guild.js
@@ -225,14 +225,15 @@ class Guild {
       for (const voiceState of data.voice_states) {
         this._rawVoiceStates.set(voiceState.user_id, voiceState);
         const member = this.members.get(voiceState.user_id);
-        if (member) {
+        const voiceChannel = this.channels.get(voiceState.channel_id);
+        if (member && voiceChannel) {
           member.serverMute = voiceState.mute;
           member.serverDeaf = voiceState.deaf;
           member.selfMute = voiceState.self_mute;
           member.selfDeaf = voiceState.self_deaf;
           member.voiceSessionID = voiceState.session_id;
           member.voiceChannelID = voiceState.channel_id;
-          this.channels.get(voiceState.channel_id).members.set(member.user.id, member);
+          voiceChannel.members.set(member.user.id, member);
         }
       }
     }