[Dplay] Registered users are unable to download videos

[elfarsante]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2020.03.06
• I've checked that all provided URLs are alive and playable in a browser
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched the bugtracker for similar bug reports including closed ones
• I've read bugs section in FAQ

Verbose log

`youtube-dl --verbose --cookies dplaycookies.txt -f "best[height=720]" https://it.dplay.com/discovery-channel/la-febbre-delloro-la-sfida-di-parker/stagione-3-episodio-10-nuova-spedizione-speciale/ --output \dplay\La-febbredell'oro-la-sfida-di-Parker.mp4
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', '--cookies', 'dplaycookies.txt', '-f', 'best[height=720]', 'https://it.dplay.com/discovery-channel/la-febbre-delloro-la-sfida-di-parker/stagione-3-episodio-10-nuova-spedizione-speciale/', '--output', "\\dplay\\La-febbredell'oro-la-sfida-di-Parker.mp4"]
[debug] Encodings: locale cp1252, fs mbcs, out cp850, pref cp1252
[debug] youtube-dl version 2020.03.06
[debug] Python version 3.4.4 (CPython) - Windows-10-10.0.18362
[debug] exe versions: ffmpeg git-2020-03-01-1281399, ffprobe git-2020-03-01-1281399
[debug] Proxy map: {}
[debug] Using fake IP 11.12.11.100 (IT) as X-Forwarded-For.
[DPlay] la-febbre-delloro-la-sfida-di-parker/stagione-3-episodio-10-nuova-spedizione-speciale: Downloading token
[DPlay] la-febbre-delloro-la-sfida-di-parker/stagione-3-episodio-10-nuova-spedizione-speciale: Downloading JSON metadata
[DPlay] la-febbre-delloro-la-sfida-di-parker/stagione-3-episodio-10-nuova-spedizione-speciale: Downloading JSON metadata
ERROR: This video is only available for registered users. Use --username and --password or --netrc to provide account credentials.
Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 627, in _request_webpage
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\YoutubeDL.py", line 2238, 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
urllib.error.HTTPError: HTTP Error 403: Forbidden

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\dplay.py", line 163, in _get_disco_api_info
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 892, in _download_json
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 870, in _download_json_handle
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 660, in _download_webpage_handle
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 645, in _request_webpage
youtube_dl.utils.ExtractorError: Unable to download JSON metadata: HTTP Error 403: Forbidden (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.
Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 627, in _request_webpage
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\YoutubeDL.py", line 2238, 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
urllib.error.HTTPError: HTTP Error 403: Forbidden

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\dplay.py", line 163, in _get_disco_api_info
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 892, in _download_json
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 870, in _download_json_handle
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 660, in _download_webpage_handle
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 645, in _request_webpage
youtube_dl.utils.ExtractorError: Unable to download JSON metadata: HTTP Error 403: Forbidden (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.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\YoutubeDL.py", line 797, in extract_info
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 530, in extract
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\dplay.py", line 247, in _real_extract
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\dplay.py", line 172, in _get_disco_api_info
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmp6_nk0mi2\build\youtube_dl\extractor\common.py", line 936, in raise_login_required
youtube_dl.utils.ExtractorError: This video is only available for registered users. Use --username and --password or --netrc to provide account credentials.`

Description

Hi,
I am a correctly subscribed user of dplay, but I cannot download the videos.
Please could you provide me with support.
Thanks