Traceback (most recent call last):

 "/usr/lib/python2.7/site-packages/youtube_dl/YoutubeDL.py", line 661, in extract_info
ie_result = ie.extract(url)

 "/usr/lib/python2.7/site-packages/youtube_dl/extractor/common.py", line 290, in extract
return self._real_extract(url)

 "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 1356, in _real_extract
encrypted_sig, video_id, player_url, age_gate)

 "/usr/lib/python2.7/site-packages/youtube_dl/extractor/youtube.py", line 827, in _decrypt_signature
'Signature extraction failed: ' + tb, cause=e)ExtractorError: Signature extraction failed: Traceback (most recent call last):
Traceback (most recent call last):

 "multiprocessing\process.pyc", line 258, in _bootstrap

 "overviewer_core\dispatcher.pyc", line 262, in run

 "<string>", line 2, in put

 "multiprocessing\managers.pyc", line 758, in _callmethodIOError: [Errno 232] The pipe is being closed