Encrypted signatures detected (length 87)

[IamC8]

Hi, I have the latest version of youtube-dl and just got this error.
Please advice.

youtube-dl -f 18 http://www.youtube.com/watch?v=0J2QdDbelmY -v
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['-f', '18', 'http://www.youtube.com/watch?v=0J2QdDbelmY', '-v']
[debug] youtube-dl version 2013.07.23.1
[debug] Python version 2.7.4 - Linux-3.8.0-26-generic-x86_64-with-Ubuntu-13.04-raring
[debug] Proxy map: {}
[youtube] Setting language
[youtube] 0J2QdDbelmY: Downloading video webpage
[youtube] 0J2QdDbelmY: Downloading video info webpage
[youtube] 0J2QdDbelmY: Extracting video information
[youtube] 0J2QdDbelmY: Encrypted signatures detected.
[youtube] encrypted signature length 87 (44.42), itag 35, html5 player vflART1Nf
[youtube] encrypted signature length 87 (44.42), itag 43, html5 player vflART1Nf
[youtube] encrypted signature length 87 (44.42), itag 34, html5 player vflART1Nf
[youtube] encrypted signature length 87 (44.42), itag 18, html5 player vflART1Nf
[youtube] encrypted signature length 87 (44.42), itag 5, html5 player vflART1Nf
[youtube] encrypted signature length 87 (44.42), itag 36, html5 player vflART1Nf
[youtube] encrypted signature length 87 (44.42), itag 17, html5 player vflART1Nf
ERROR: unable to download video
Traceback (most recent call last):
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 573, in download
videos = self.extract_info(url)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 327, in extract_info
return self.process_ie_result(ie_result, download=download)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 410, in process_ie_result
for r in ie_result['entries']
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 357, in process_ie_result
self.process_info(ie_result)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 550, in process_info
raise UnavailableVideoError()
UnavailableVideoError

[jaimeMF]

Duplicate of #1036

[MichaelMallett]

Sorry, how is that a duplicate of that issue? It is closed and does not mention a fix

I get the same problem,

youtube-dl -v "http://www.youtube.com/watch?v=fGLha1dwrXo"
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['-v', 'http://www.youtube.com/watch?v=fGLha1dwrXo']
[debug] youtube-dl version 2013.08.27
[debug] Python version 2.6.5 - Linux-2.6.32-38-generic-i686-with-Ubuntu-10.04-lucid
[debug] Proxy map: {}
[youtube] Setting language
[youtube] fGLha1dwrXo: Downloading video webpage
[youtube] fGLha1dwrXo: Downloading video info webpage
[youtube] fGLha1dwrXo: Extracting video information
[youtube] fGLha1dwrXo: Encrypted signatures detected.
[youtube] encrypted signature length 88 (47.40), itag 44, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 35, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 43, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 34, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 18, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 5, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 36, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 17, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 135, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 134, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 133, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 160, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 139, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 140, html5 player vflapUV9V
[youtube] encrypted signature length 88 (47.40), itag 141, html5 player vflapUV9V
ERROR: unable to download video
Traceback (most recent call last):
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 560, in download
videos = self.extract_info(url)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 327, in extract_info
return self.process_ie_result(ie_result, download=download)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 410, in process_ie_result
for r in ie_result['entries']
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 357, in process_ie_result
self.process_info(ie_result)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 537, in process_info
raise UnavailableVideoError(err)
UnavailableVideoError: HTTP Error 403: Forbidden

[jaimeMF]

Sorry, I linked to the wrong issue, it was #1105.
The issue you are seeing now is the same as #1328, it's fixed in the git repo, but there isn't yet a new release.
Sorry again.