ERROR: unable to download video

[jaybh]

[youtube] Setting language
[youtube] o2Q7DyAYDlU: Downloading video webpage
[youtube] o2Q7DyAYDlU: Downloading video info webpage
[youtube] o2Q7DyAYDlU: Extracting video information
[youtube] o2Q7DyAYDlU: Encrypted signatures detected.

[jaimeMF]

Please post the full output you get when running youtube-dl o2Q7DyAYDlU --verbose, otherwise we can't debug the problem

[jaybh]

[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['-t', '--verbose', 'https://www.youtube.com/watch?v=o2Q7DyAYDlU']
[debug] youtube-dl version 2013.07.25.2
[debug] Python version 2.7.3 - Linux-3.2.0-57-generic-x86_64-with-Ubuntu-12.04-precise
[debug] Proxy map: {}
[youtube] Setting language
[youtube] o2Q7DyAYDlU: Downloading video webpage
[youtube] o2Q7DyAYDlU: Downloading video info webpage
[youtube] o2Q7DyAYDlU: Extracting video information
[youtube] o2Q7DyAYDlU: Encrypted signatures detected.
[youtube] encrypted signature length 84 (43.40), itag 22, html5 player vflcY_8N0
[youtube] encrypted signature length 84 (43.40), itag 43, html5 player vflcY_8N0
[youtube] encrypted signature length 84 (43.40), itag 18, html5 player vflcY_8N0
[youtube] encrypted signature length 84 (43.40), itag 5, html5 player vflcY_8N0
[youtube] encrypted signature length 84 (43.40), itag 36, html5 player vflcY_8N0
[youtube] encrypted signature length 84 (43.40), itag 17, html5 player vflcY_8N0
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]

Your version is quite outdated, please run sudo youtube-dl -U to update and check if the problem is still there.

[jaybh]

Great. Its resolved. Sorry about that.