Youtube Video URL Get ERROR

[ziko8jp]

Now youtube-dl ver
youtube-dl is up-to-date (2014.06.16)

URL of the video was able to get up to 30 minutes before, but with the acquisition of the URL is no longer able to error out.

command is
/usr/bin/python2.7 youtube-dl --no-cache-dir -g -f itag=18 http://www.youtube.com/watch?v=bteM6Z7dOCU

Place following the execution result log.

----------------------------------Log start

bteM6Z7dOCU 18 WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm WARNING: Automatic signature extraction failed: Traceback (most recent call last): File "youtube-dl/youtube_dl/extractor/youtube.py", line 874, in _decrypt_signature video_id, player_url, len(s) File "youtube-dl/youtube_dl/extractor/youtube.py", line 376, in _extract_signature_function res = self._parse_sig_js(code) File "youtube-dl/youtube_dl/extractor/youtube.py", line 444, in _parse_sig_js u'Initial JS player signature function name') File "youtube-dl/youtube_dl/extractor/common.py", line 383, in _search_regex raise RegexNotFoundError(u'Unable to extract %s' % _name) RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update. WARNING: Warning: Falling back to static signature algorithm https://r5---sn-oguesn7z.googlevideo.com/videoplayback?ratebypass=yes&mt=1403189233&sver=3&gcr=jp&ms=au&itag=18&ipbits=0&mws=yes&ip=210.172.144.124&key=yt5&expire=1403212003&nh=IgpwcjAzLm5ydDEwKgkxMjcuMC4wLjE&mv=m&upn=4XXEZIpqtUg&source=youtube&fexp=914056%2C925009%2C930008%2C931338%2C934026%2C934030%2C937425%2C938631&id=o-ALpS3H78TXofbK7LrEcjmTiK1GbhfrOKJuAGJIBLrMim&sparams=gcr%2Cid%2Cinitcwndbps%2Cip%2Cipbits%2Citag%2Cratebypass%2Crequiressl%2Csource%2Cupn%2Cexpire&requiressl=yes&initcwndbps=10336000&signature=7B06FA67AED03DE159199FBA6E2D25B3606BE59.32194B0C71F2C84C9001EEE792A2B7CEEF5CD2DCD

----------------------------------Log end

Could you tell me the solution. Thank you.

[ziko8jp]

command is
/usr/bin/python2.7 youtube-dl --no-cache-dir -g -f 18 http://www.youtube.com/watch?v=bteM6Z7dOCU

[jaimeMF]

Reported in #3104, it's already fixed in the repo and it will be available in the next release. Thanks for the report.

[ziko8jp]

Thank you. I have been looking forward to the next release.

[ziko8jp]

Thank you updated error compleated