udemy.com - Can't Find Course ID

[kyleinprogress]

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When I try and download a course purchased on udemy.com, I get an error saying "unable to extract course ID". This was previously reported in Bug 20491, but that was closed as not able to reproduce. I'm able to reproduce the issue every time.

$ youtube-dl --verbose -u <EMAIL> -p <PASSWORD> https://www.udemy.com/django-python-advanced
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'--verbose', u'-u', u'PRIVATE', u'-p', u'PRIVATE', u'https://www.udemy.com/django-python-advanced']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.04.17
[debug] Python version 2.7.10 (CPython) - Darwin-18.5.0-x86_64-i386-64bit
[debug] exe versions: none
[debug] Proxy map: {}
[udemy:course] Downloading login popup
[udemy:course] Logging in
[udemy:course] django-python-advanced: Downloading webpage
[udemy:course] 2045310: Downloading course curriculum
[download] Downloading playlist: 2045310
[udemy:course] playlist 2045310: Collected 72 video ids (downloading 72 of them)
[download] Downloading video 1 of 72
[udemy] Downloading login popup
[udemy] 12896152: 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 529, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/udemy.py", line 216, in _real_extract
    course_id, _ = self._extract_course_info(webpage, lecture_id)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/udemy.py", line 79, in _extract_course_info
    r'data-course-id=["\'](\d+)', webpage, 'course id')
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 1004, 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.

I created a new generic user that can be used to test with that is also causing the same issue.
Username: rehi@max-mail.info
Password: SuperStrongPassword
Course: https://www.udemy.com/vuejs-fast-crash-course/

$ youtube-dl --verbose -u rehi@max-mail.info -p SuperStrongPassword https://www.udemy.com/vuejs-fast-crash-course/
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'--verbose', u'-u', u'PRIVATE', u'-p', u'PRIVATE', u'https://www.udemy.com/vuejs-fast-crash-course/']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.04.17
[debug] Python version 2.7.10 (CPython) - Darwin-18.5.0-x86_64-i386-64bit
[debug] exe versions: none
[debug] Proxy map: {}
[udemy:course] Downloading login popup
[udemy:course] Logging in
[udemy:course] vuejs-fast-crash-course: Downloading webpage
[udemy:course] 533430: Downloading course curriculum
[download] Downloading playlist: 533430
[udemy:course] playlist 533430: Collected 27 video ids (downloading 27 of them)
[download] Downloading video 1 of 27
[udemy] Downloading login popup
[udemy] 3355430: 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 529, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/udemy.py", line 216, in _real_extract
    course_id, _ = self._extract_course_info(webpage, lecture_id)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/udemy.py", line 79, in _extract_course_info
    r'data-course-id=["\'](\d+)', webpage, 'course id')
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 1004, 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.

[rcdonaldson]

Having same issue. Did you find a solution?

[kyleinprogress]

I did not, but it looks like a fix was put in place here:

5de5387

Hopefully it’ll be fixed in the next release.