Traceback (most recent call last):


 "/tmp/.venv/lib/python3.7/site-packages/pip/_internal/utils/outdated.py", line 106, in pip_version_check

find_links=options.find_links,
AttributeError: 'Values' object has no attribute 'find_links'

Traceback (most recent call last):


 "/home/****/discord/MusicBot/musicbot/bot.py", line 1931, in on_message

response = await handler(**handler_kwargs)


 "/home/****/discord/MusicBot/musicbot/bot.py", line 1431, in cmd_skip

num_voice = sum(1 for m in voice_channel.voice_members if not (
AttributeError: 'NoneType' object has no attribute 'voice_members'
