Don't download some video from youtube.com

This is terminal output:

stancho@stancho-laptop:~$ cd vidown_0.3/data/opt/vidown/
stancho@stancho-laptop:~/vidown_0.3/data/opt/vidown$ python vidown.py Traceback (most recent call last):
  File "vidown.py", line 181, in on_get_info
    self.text_ctrl_2.AppendText(_("Video url: %s\n") % url)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd0 in position 0: ordinal not in range(128)
Traceback (most recent call last):
  File "vidown.py", line 203, in on_download
    self.download_youtube(url)
  File "vidown.py", line 447, in download_youtube
    videourl = "http://www.youtube.com/get_video?video_id=%s&t=%s" % (youTubeId,youTubeToken)
UnboundLocalError: local variable 'youTubeToken' referenced before assignment
stancho@stancho-laptop:~/vidown_0.3/data/opt/vidown$