Could not download Udemy videos

[daliikon]

I am using the latest youtube-dl version 2018.12.03

Q:\Youtube>youtube-dl.exe -u xxxxxxxxx -p xxxxxxxxx -o /Udemy/%(playlist)s/%(playlist_index)s-%(chapter)s-%(title)s.%(ext)s --batch-file udemytest.txt --verbose
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-u', 'PRIVATE', '-p', 'PRIVATE', '-o', '/Udemy/%(playlist)s/%(playlist_index)s-%(chapter)s-%(title)s.%(ext)s', '--batch-file', 'udemytest.txt', '--verbose']
[debug] Batch file urls: ['https://www.udemy.com/xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx']
[debug] Encodings: locale cp1252, fs mbcs, out cp437, pref cp1252
[debug] youtube-dl version 2018.12.03
[debug] Python version 3.4.4 (CPython) - Windows-10-10.0.17763
[debug] exe versions: none
[debug] Proxy map: {}
[udemy:course] Downloading login popup
ERROR: Unable to download webpage: HTTP Error 403: Unauthorized (caused by HTTPError()); 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.
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpflqtkr62\build\youtube_dl\extractor\common.py", line 605, in _request_webpage
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpflqtkr62\build\youtube_dl\YoutubeDL.py", line 2211, in urlopen
File "C:\Python\Python34\lib\urllib\request.py", line 470, in open
File "C:\Python\Python34\lib\urllib\request.py", line 580, in http_response
File "C:\Python\Python34\lib\urllib\request.py", line 508, in error
File "C:\Python\Python34\lib\urllib\request.py", line 442, in _call_chain
File "C:\Python\Python34\lib\urllib\request.py", line 588, in http_error_default