AttributeError in ard module

[totycro]

With the command given below, I get the error message below. I'm using version 2014.06.09.

youtube-dl http://www.ardmediathek.de/tv/Klassiker-der-Weltliteratur/Max-Frisch/BR-alpha/Video\?documentId\=19067308\&bcastId\=14913194

[ARD] 19067308: Downloading webpage
[ARD] 19067308: Downloading JSON metadata
Traceback (most recent call last):
  File "/usr/bin/youtube-dl", line 9, in <module>
    load_entry_point('youtube-dl==2014.06.09', 'console_scripts', 'youtube-dl')()
  File "/usr/lib/python3.4/site-packages/youtube_dl/__init__.py", line 853, in main
    _real_main(argv)
  File "/usr/lib/python3.4/site-packages/youtube_dl/__init__.py", line 843, in _real_main
    retcode = ydl.download(all_urls)
  File "/usr/lib/python3.4/site-packages/youtube_dl/YoutubeDL.py", line 1050, in download
    self.extract_info(url)
  File "/usr/lib/python3.4/site-packages/youtube_dl/YoutubeDL.py", line 516, in extract_info
    ie_result = ie.extract(url)
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/common.py", line 168, in extract
    return self._real_extract(url)
  File "/usr/lib/python3.4/site-packages/youtube_dl/extractor/ard.py", line 66, in _real_extract
    determine_ext(format['url']), format['quality'])
  File "/usr/lib/python3.4/site-packages/youtube_dl/utils.py", line 845, in determine_ext
    guess = url.partition(u'?')[0].rpartition(u'.')[2]
AttributeError: 'list' object has no attribute 'partition'