Error spam when using ingame voice.

[DeeRez]

20839x ...dOns/Blizzard_Channels/VoiceActivityNotification.lua:53: attempt to compare local 'channelID' (a secret number value tainted by 'EditModeExpanded')
[Blizzard_Channels/VoiceActivityNotification.lua]:53: in function 'MatchesUser'
[Blizzard_Channels/VoiceActivityManager.lua]:62: in function 'OnVoiceChatChannelMemberEnergyChanged'
[Blizzard_Channels/VoiceActivityManager.lua]:34: in function <...ceBlizzard_Channels/VoiceActivityManager.lua:30>

Locals:
self = Button {
Volume = Frame {
}
isLocalPlayer = false
memberID = 4
channelID = 10000
}
memberID =
channelID =
(*temporary) = 10000
(*temporary) = Button {
Volume = Frame {
}
isLocalPlayer = false
memberID = 4
channelID = 10000
}
(*temporary) = 10000
(*temporary) = "attempt to compare local 'channelID' (a secret number value tainted by 'EditModeExpanded')"

[teelolws]

Try disabling chat button support:

Ingame voice chat is not a feature I ever use, so I can't test your issue.