discord bot error

File "C:\Users\Zach\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\extractor\youtube.py", line 1064, in _decrypt_signature
    video_id, player_url, s
  File "C:\Users\Zach\AppData\Local\Programs\Python\Python35\lib\site-packages\youtube_dl\extractor\youtube.py", line 952, in _extract_signature_function
    raise ExtractorError('Cannot identify player %r' % player_url)
youtube_dl.utils.ExtractorError: Cannot identify player 'https://www.youtube.com/yts/jsbin/player-vflppxuSE/en_US/base.js'
 (caused by ExtractorError("Cannot identify player 'https://www.youtube.com/yts/jsbin/player-vflppxuSE/en_US/base.js'",))
[Info] Removing unplayable song from autoplaylist: https://www.youtube.com/watch?v=o1C3mVUkAt8