unable to download from YT with regular settings but works with --verbose… strange bug?!

[Aluhut]

Make sure you are using the latest version: run youtube-dl --version and ensure your version is 2017.07.02. If it's not read this FAQ entry and update. Issues with outdated version will be rejected.

• I've verified and I assure that I'm running youtube-dl 2017.07.02

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ERROR: Signature extraction failed: Traceback (most recent call last):
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 1070, in _decrypt_signature
video_id, player_url, s
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 958, in _extract_signature_function
raise ExtractorError('Cannot identify player %r' % player_url)
ExtractorError: Cannot identify player u'https://www.youtube.com/yts/jsbin/player-vflotiWiu/en_US/base.js';

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it´s on nearly every YT-Video that i try to load.
When i tried to run it with "--verbose" it works as it should. It looks to me as a strange bug.

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[dstftw]

You are using an outdated version of youtube-dl. Read this FAQ entry if you have troubles updating.