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Download problem... #1164

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opened 2026-02-20 22:06:37 -05:00 by deekerman · 4 comments

deekerman commented

2026-02-20 22:06:37 -05:00

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Originally created by @bzimmerly on GitHub (Sep 21, 2013).

19:01:56 bzimmerly@ztx:~/temp$ youtube-dl --verbose http://www.youtube.com/watch?v=QNNezJPsYyA
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['--verbose', 'http://www.youtube.com/watch?v=QNNezJPsYyA']
[debug] youtube-dl version 2013.07.10
[debug] Python version 2.7.3 - Linux-3.4.4-i686-athlon-with-LinuxMint-13-maya
[debug] Proxy map: {}
[youtube] Setting language
[youtube] QNNezJPsYyA: Downloading video webpage
[youtube] QNNezJPsYyA: Downloading video info webpage
[youtube] QNNezJPsYyA: Extracting video information
[youtube] QNNezJPsYyA: Encrypted signatures detected.
[youtube] encrypted signature length 93 (46.46), itag 46, html5 player vfl79wBKW
ERROR: Unable to decrypt signature, key length 93 not supported; retrying might work; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
File "/home/bzimmerly/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 312, in extract_info
ie_result = ie.extract(url)
File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/common.py", line 95, in extract
return self._real_extract(url)
File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 590, in _real_extract
signature = self._decrypt_signature(url_data['s'][0])
File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 198, in _decrypt_signature
raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
ExtractorError: Unable to decrypt signature, key length 93 not supported; retrying might work; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output.

19:02:15 bzimmerly@ztx:~/temp$

Originally created by @bzimmerly on GitHub (Sep 21, 2013). 19:01:56 bzimmerly@ztx:~/temp$ youtube-dl --verbose http://www.youtube.com/watch?v=QNNezJPsYyA [debug] System config: [] [debug] User config: [] [debug] Command-line args: ['--verbose', 'http://www.youtube.com/watch?v=QNNezJPsYyA'] [debug] youtube-dl version 2013.07.10 [debug] Python version 2.7.3 - Linux-3.4.4-i686-athlon-with-LinuxMint-13-maya [debug] Proxy map: {} [youtube] Setting language [youtube] QNNezJPsYyA: Downloading video webpage [youtube] QNNezJPsYyA: Downloading video info webpage [youtube] QNNezJPsYyA: Extracting video information [youtube] QNNezJPsYyA: Encrypted signatures detected. [youtube] encrypted signature length 93 (46.46), itag 46, html5 player vfl79wBKW ERROR: Unable to decrypt signature, key length 93 not supported; retrying might work; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Traceback (most recent call last): File "/home/bzimmerly/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 312, in extract_info ie_result = ie.extract(url) File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/common.py", line 95, in extract return self._real_extract(url) File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 590, in _real_extract signature = self._decrypt_signature(url_data['s'][0]) File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 198, in _decrypt_signature raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s))) ExtractorError: Unable to decrypt signature, key length 93 not supported; retrying might work; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. 19:02:15 bzimmerly@ztx:~/temp$

deekerman closed this issue

2026-02-20 22:06:38 -05:00

deekerman commented

2026-02-20 22:06:39 -05:00

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@bzimmerly commented on GitHub (Sep 21, 2013):

19:02:15 bzimmerly@ztx:~/temp$

@bzimmerly commented on GitHub (Sep 21, 2013): 19:01:56 bzimmerly@ztx:~/temp$ youtube-dl --verbose http://www.youtube.com/watch?v=QNNezJPsYyA [debug] System config: [] [debug] User config: [] [debug] Command-line args: ['--verbose', 'http://www.youtube.com/watch?v=QNNezJPsYyA'] [debug] youtube-dl version 2013.07.10 [debug] Python version 2.7.3 - Linux-3.4.4-i686-athlon-with-LinuxMint-13-maya [debug] Proxy map: {} [youtube] Setting language [youtube] QNNezJPsYyA: Downloading video webpage [youtube] QNNezJPsYyA: Downloading video info webpage [youtube] QNNezJPsYyA: Extracting video information [youtube] QNNezJPsYyA: Encrypted signatures detected. [youtube] encrypted signature length 93 (46.46), itag 46, html5 player vfl79wBKW ERROR: Unable to decrypt signature, key length 93 not supported; retrying might work; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Traceback (most recent call last): File "/home/bzimmerly/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 312, in extract_info ie_result = ie.extract(url) File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/common.py", line 95, in extract return self._real_extract(url) File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 590, in _real_extract signature = self._decrypt_signature(url_data['s'][0]) File "/home/bzimmerly/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 198, in _decrypt_signature raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s))) ExtractorError: Unable to decrypt signature, key length 93 not supported; retrying might work; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. 19:02:15 bzimmerly@ztx:~/temp$

deekerman commented

2026-02-20 22:06:39 -05:00

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Owner

@deepesh-agarwal commented on GitHub (Sep 21, 2013):

You are using an old version 2013.07.10 update using the instructions provided at http://rg3.github.io/youtube-dl/download.html

@deepesh-agarwal commented on GitHub (Sep 21, 2013): You are using an old version `2013.07.10` update using the instructions provided at http://rg3.github.io/youtube-dl/download.html

deekerman commented

2026-02-20 22:06:39 -05:00

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@jaimeMF commented on GitHub (Sep 22, 2013):

@deepesh-agarwal Is right, you can run sudo youtube-dl -U to update. Thanks for reporting.

@jaimeMF commented on GitHub (Sep 22, 2013): @deepesh-agarwal Is right, you can run `sudo youtube-dl -U` to update. Thanks for reporting.

deekerman commented

2026-02-20 22:06:39 -05:00

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Owner

@bzimmerly commented on GitHub (Sep 22, 2013):

Thank you!

Bill

On Sun, Sep 22, 2013 at 3:16 AM, Jaime Marquínez Ferrándiz <
notifications@github.com> wrote:

@deepesh-agarwal https://github.com/deepesh-agarwal Is right, you can
run sudo youtube-dl -U to update. Thanks for reporting.

—
Reply to this email directly or view it on GitHubhttps://github.com/rg3/youtube-dl/issues/1479#issuecomment-24877942
.

@bzimmerly commented on GitHub (Sep 22, 2013): Thank you! - Bill On Sun, Sep 22, 2013 at 3:16 AM, Jaime Marquínez Ferrándiz < notifications@github.com> wrote: > @deepesh-agarwal https://github.com/deepesh-agarwal Is right, you can > run sudo youtube-dl -U to update. Thanks for reporting. > > — > Reply to this email directly or view it on GitHubhttps://github.com/rg3/youtube-dl/issues/1479#issuecomment-24877942 > .

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starred/youtube-dl#1164

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