Fails to download videos from specific channels due to character conversion?

[TheSimkin]

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

---

Make sure you are using the latest version: run youtube-dl --version and ensure your version is 2017.05.18.1. 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 Issues with outdated version will be rejected.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 2017.05.18.1

Before submitting an issue make sure you have:

• At least skimmed through README and most notably FAQ and BUGS sections
• 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

---

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

---

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 ```):

$ ./youtube-dl  --verbose --id --  'https://www.youtube.com/watch?v=46uWyGwMbVU'
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'--verbose', u'--id', u'--', u'https://www.youtube.com/watch?v=46uWyGwMbVU']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2017.05.18
[debug] Python version 2.7.12 - Linux-4.9.16-x86_64-with-Ubuntu-16.04-xenial
[debug] exe versions: ffmpeg 2.8.11-0ubuntu0.16.04.1, ffprobe 2.8.11-0ubuntu0.16.04.1, rtmpdump 2.4
[debug] Proxy map: {}
[youtube] 46uWyGwMbVU: Downloading webpage
[youtube] 46uWyGwMbVU: Downloading video info webpage
[youtube] 46uWyGwMbVU: Extracting video information
[youtube] {22} signature length 43.42, html5 player vfl8jhACg
[youtube] 46uWyGwMbVU: Downloading player https://www.youtube.com/yts/jsbin/player-vfl8jhACg/en_US/base.js
ERROR: Signature extraction failed: Traceback (most recent call last):
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1162, in _decrypt_signature
    video_id, player_url, s
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1085, in _extract_signature_function
    cache_res = res(test_string)
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1138, in <lambda>
    return lambda s: initial_function([s])
  File "./youtube-dl/youtube_dl/jsinterp.py", line 255, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 143, in interpret_expression
    self._objects[variable] = self.extract_object(variable)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 219, in extract_object
    r'\}\s*;' % _FUNC_NAME_RE,
TypeError: not all arguments converted during string formatting
 (caused by TypeError('not all arguments converted during string formatting',)); please report this issue on https://yt-dl.org/bug . Make sure you are usin
g 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 "./youtube-dl/youtube_dl/extractor/youtube.py", line 1162, in _decrypt_signature
    video_id, player_url, s
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1085, in _extract_signature_function
    cache_res = res(test_string)
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1138, in <lambda>
    return lambda s: initial_function([s])
  File "./youtube-dl/youtube_dl/jsinterp.py", line 255, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 143, in interpret_expression
    self._objects[variable] = self.extract_object(variable)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 219, in extract_object
    r'\}\s*;' % _FUNC_NAME_RE,
TypeError: not all arguments converted during string formatting
Traceback (most recent call last):
  File "./youtube-dl/youtube_dl/YoutubeDL.py", line 760, in extract_info
    ie_result = ie.extract(url)
  File "./youtube-dl/youtube_dl/extractor/common.py", line 433, in extract
    ie_result = self._real_extract(url)
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1755, in _real_extract
    encrypted_sig, video_id, player_url, age_gate)
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1172, in _decrypt_signature
    'Signature extraction failed: ' + tb, cause=e)
ExtractorError: Signature extraction failed: Traceback (most recent call last):
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1162, in _decrypt_signature
    video_id, player_url, s
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1085, in _extract_signature_function
    cache_res = res(test_string)
  File "./youtube-dl/youtube_dl/extractor/youtube.py", line 1138, in <lambda>
    return lambda s: initial_function([s])
  File "./youtube-dl/youtube_dl/jsinterp.py", line 255, in resf
    res, abort = self.interpret_statement(stmt, local_vars)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 56, in interpret_statement
    v = self.interpret_expression(expr, local_vars, allow_recursion)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 143, in interpret_expression
    self._objects[variable] = self.extract_object(variable)
  File "./youtube-dl/youtube_dl/jsinterp.py", line 219, in extract_object
    r'\}\s*;' % _FUNC_NAME_RE,
TypeError: not all arguments converted during string formatting
 (caused by TypeError('not all arguments converted during string formatting',)); 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.