Udemy-New error-Unable to extract course id

[Ryu18]

youtube-dl --cookies cookies.txt -o '%(playlist)s/%(chapter_number)s - %(chapter)s/%(playlist_index)s - %(title)s.%(ext)s' --playlist-start 116 --verbose https://www.udemy.com/unitycourse2/learn/lecture/7977654
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'--cookies', u'cookies.txt', u'-o', u'%(playlist)s/%(chapter_number)s - %(chapter)s/%(playlist_index)s - %(title)s.%(ext)s', u'--playlist-start', u'116', u'--verbose', u'https://www.udemy.com/unitycourse2/learn/lecture/7977654']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.09.01
[debug] Python version 2.7.15+ (CPython) - Linux-5.0.0-23-generic-x86_64-with-Ubuntu-18.04-bionic
[debug] exe versions: ffmpeg 3.4.6, ffprobe 3.4.6, phantomjs 2.1.1, rtmpdump 2.4
[debug] Proxy map: {}
[udemy:course] unitycourse2: Downloading webpage
ERROR: Unable to extract course id; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type youtube-dl -U to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 796, in extract_info
ie_result = ie.extract(url)
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 530, in extract
ie_result = self._real_extract(url)
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/udemy.py", line 442, in _real_extract
course_id, title = self._extract_course_info(webpage, course_path)
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/udemy.py", line 82, in _extract_course_info
], webpage, 'course id')
File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 1005, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract course id; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type youtube-dl -U to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.