Failed youtube download

[Stormthirst]

I was trying to download a Youtube clip:

youtube-dl "http://www.youtube.com/watch?feature=player_detailpage&v=Qxku8b4KUu4" -v
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['--max-quality', '37', '--restrict-filenames', '-o', '%(title)s.%(ext)s', '--retries=20', 'http://www.youtube.com/watch?feature=play er_detailpage&v=Qxku8b4KUu4', '-v']
[debug] youtube-dl version 2013.10.17
[debug] Python version 2.7.3 - Linux-3.2.0-53-generic-pae-i686-with-Ubuntu-12.04 -precise
[debug] Proxy map: {}
[youtube] Setting language
[youtube] Qxku8b4KUu4: Downloading video webpage
[youtube] Qxku8b4KUu4: Downloading video info webpage
[youtube] Qxku8b4KUu4: Extracting video information
[download] Resuming download at byte 8389276

ERROR: Did not get any data blocks
File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
"main", fname, loader, pkg_name)
File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
exec code in run_globals
File "/usr/bin/youtube-dl/main.py", line 18, in
youtube_dl.main()
File "/usr/bin/youtube-dl/youtube_dl/init.py", line 756, in main
_real_main(argv)
File "/usr/bin/youtube-dl/youtube_dl/init.py", line 709, in _real_main
retcode = ydl.download(all_urls)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 621, in download
videos = self.extract_info(url)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 368, in extract_info
return self.process_ie_result(ie_result, download=download)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 451, in process_ie_re sult
for r in ie_result['entries']
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 398, in process_ie_re sult
self.process_info(ie_result)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 594, in process_info
success = self.fd._do_download(filename, info_dict)
File "/usr/bin/youtube-dl/youtube_dl/FileDownloader.py", line 575, in _do_down load
self.report_error(u'Did not get any data blocks')
File "/usr/bin/youtube-dl/youtube_dl/FileDownloader.py", line 165, in report_e rror
self.ydl.report_error(_args, *_kargs)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 235, in report_error
self.trouble(error_message, tb)
File "/usr/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 202, in trouble
tb_data = traceback.format_list(traceback.extract_stack())