Error when trying to download YouTube video through a proxy

[Matthewus]

D:\Dokumentumok>youtube-dl --ignore-config --proxy https://91.121.52.75:8118 -f,
--list-formats https://www.youtube.com/watch?v=pP7gLPRDojg --verbose
[debug] System config: []
[debug] User config: []
[debug] Command-line args: ['--ignore-config', '--proxy', 'https://91.121.52.75:
8118', '-f,', '--list-formats', 'https://www.youtube.com/watch?v=pP7gLPRDojg', '
--verbose']
[debug] Encodings: locale cp1250, fs mbcs, out cp852, pref cp1250
[debug] youtube-dl version 2014.10.26
[debug] Python version 2.7.8 - Windows-7-6.1.7601-SP1
[debug] exe versions: none
[debug] Proxy map: {u'http': 'https://91.121.52.75:8118', u'https': 'https://91.
121.52.75:8118'}
[youtube] Confirming age
Traceback (most recent call last):
File "main.py", line 18, in
File "youtube_dl__init__.pyo", line 437, in main
File "youtube_dl__init__.pyo", line 427, in _real_main
File "youtube_dl\YoutubeDL.pyo", line 1078, in download
File "youtube_dl\YoutubeDL.pyo", line 529, in extract_info
File "youtube_dl\extractor\common.pyo", line 196, in extract
File "youtube_dl\extractor\common.pyo", line 191, in initialize
File "youtube_dl\extractor\youtube.pyo", line 199, in _real_initialize
File "youtube_dl\extractor\youtube.pyo", line 188, in _confirm_age
File "youtube_dl\extractor\common.pyo", line 319, in _download_webpage
File "youtube_dl\extractor\common.pyo", line 249, in _download_webpage_handle
File "youtube_dl\extractor\common.pyo", line 236, in _request_webpage
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe1 in position 46: ordinal
not in range(128)

[kkcosmo]

Could this the same bug as in #3957