Can't download a YouTube video

[garylisk]

Please follow the guide below

• You will be asked some questions and requested to provide some information, please read them carefully and answer honestly
• Put an x into all the boxes [ ] relevant to your issue (like that [x])
• Use Preview tab to see how your issue will actually look like

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Make sure you are using the latest version: run youtube-dl --version and ensure your version is 2017.05.01. If it's not read this FAQ entry and update. Issues with outdated version will be rejected.

• [X ] I've verified and I assure that I'm running youtube-dl 2017.05.01

Before submitting an issue make sure you have:

• [X ] At least skimmed through README and most notably FAQ and BUGS sections
• [X ] Searched the bugtracker for similar issues including closed ones

What is the purpose of your issue?

• [X ] Bug report (encountered problems with youtube-dl)
• Site support request (request for adding support for a new site)
• Feature request (request for a new functionality)
• Question
• Other

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The following sections concretize particular purposed issues, you can erase any section (the contents between triple ---) not applicable to your issue

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If the purpose of this issue is a bug report, site support request or you are not completely sure provide the full verbose output as follows:

Add -v flag to your command line you run youtube-dl with, copy the whole output and insert it here. It should look similar to one below (replace it with your log inserted between triple ```):

E:\youtube-dl>youtube-dl https://www.youtube.com/watch?v=yGYRB3N4Yjs --verbose
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['https://www.youtube.com/watch?v=yGYRB3N4Yjs', '--verbose']
[debug] Encodings: locale cp1252, fs mbcs, out cp437, pref cp1252
[debug] youtube-dl version 2016.06.03
[debug] Python version 3.4.4 - Windows-10-10.0.14393
[debug] exe versions: ffmpeg N-80219-g153ab83, ffprobe N-80219-g153ab83
[debug] Proxy map: {}
[youtube] yGYRB3N4Yjs: Downloading webpage
[youtube] yGYRB3N4Yjs: Downloading video info webpage
[youtube] yGYRB3N4Yjs: Extracting video information
WARNING: unable to extract html5 player; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
[youtube] {22} signature length 40.40, html5 player None
ERROR: Signature extraction failed: Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 995, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 887, in _extract_signature_function
youtube_dl.utils.ExtractorError: Cannot identify player '/yts/jsbin/player-vflppxuSE/en_US/base.js'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
 (caused by ExtractorError("Cannot identify player '/yts/jsbin/player-vflppxuSE/en_US/base.js'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.",)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 995, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 887, in _extract_signature_function
youtube_dl.utils.ExtractorError: Cannot identify player '/yts/jsbin/player-vflppxuSE/en_US/base.js'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 995, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 887, in _extract_signature_function
youtube_dl.utils.ExtractorError: Cannot identify player '/yts/jsbin/player-vflppxuSE/en_US/base.js'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\YoutubeDL.py", line 676, in extract_info
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\common.py", line 341, in extract
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 1568, in _real_extract
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 1005, in _decrypt_signature
youtube_dl.utils.ExtractorError: Signature extraction failed: Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 995, in _decrypt_signature
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpjletvtok\build\youtube_dl\extractor\youtube.py", line 887, in _extract_signature_function
youtube_dl.utils.ExtractorError: Cannot identify player '/yts/jsbin/player-vflppxuSE/en_US/base.js'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
 (caused by ExtractorError("Cannot identify player '/yts/jsbin/player-vflppxuSE/en_US/base.js'; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.",)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
...
<end of log>

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If the purpose of this issue is a site support request please provide all kinds of example URLs support for which should be included (replace following example URLs by yours):

• Single video: https://www.youtube.com/watch?v=BaW_jenozKc
• Single video: https://youtu.be/BaW_jenozKc
• Playlist: https://www.youtube.com/playlist?list=PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc

Note that youtube-dl does not support sites dedicated to copyright infringement. In order for site support request to be accepted all provided example URLs should not violate any copyrights.

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Description of your issue, suggested solution and other information

Explanation of your issue in arbitrary form goes here. Please make sure the description is worded well enough to be understood. Provide as much context and examples as possible.
If work on your issue requires account credentials please provide them or explain how one can obtain them.

[garylisk]

Yeah I dunno, I am not a technical sort of guy on troubleshooting, but I can follow directions, submit an error as instructed, and hope to the best. Cheers. Wonderful program you make.

[dstftw]

Outdated.

[garylisk]

I updated the program with -U so what is meant by outdated?

Explain, please. I'm trying to help.

[dstftw]

You did not:

[debug] youtube-dl version 2016.06.03

Read FAQ or use search, it's answered thousands of times.