[PacktPubCourse] <course_id>: Downloading JSON metadata ERROR

[Korreia]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2019.06.21
• 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

D:\Packt>youtube-dl --verbose -o "%(playlist)s/%(chapter_number)s - %(chapter)s/%(id)s - %(title)s.%(ext)s" https://subscription.packtpub.com/video/application_development/9781788391009 --username XXX --password "XXX"
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', '-o', '%(playlist)s/%(chapter_number)s - %(chapter)s/%(id)s - %(title)s.%(ext)s', 'https://subscription.packtpub.com/video/application_development/9781788391009', '--username', 'PRIVATE', '--password', 'PRIVATE']
[debug] Encodings: locale cp1252, fs mbcs, out cp437, pref cp1252
[debug] youtube-dl version 2019.06.21
[debug] Python version 3.4.4 (CPython) - Windows-2012ServerR2-6.3.9600
[debug] exe versions: ffmpeg N-93955-g415886588f, ffprobe N-93955-g415886588f
[debug] Proxy map: {}
[PacktPubCourse] 9781788391009: Downloading JSON metadata
ERROR: Unable to download JSON metadata: <urlopen error [Errno 11001] getaddrinfo failed> (caused by URLError(gaierror(11001, 'getaddrinfo failed'),))
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmppgbwk_g4\build\youtube_dl\extractor\common.py", line 627, in _request_webpage
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmppgbwk_g4\build\youtube_dl\YoutubeDL.py", line 2227, 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 502, in error
  File "C:\Python\Python34\lib\urllib\request.py", line 442, in _call_chain
  File "C:\Python\Python34\lib\urllib\request.py", line 685, in http_error_302
  File "C:\Python\Python34\lib\urllib\request.py", line 464, in open
  File "C:\Python\Python34\lib\urllib\request.py", line 482, in _open
  File "C:\Python\Python34\lib\urllib\request.py", line 442, in _call_chain
  File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\ytdl-org\tmppgbwk_g4\build\youtube_dl\utils.py", line 1140, in https_open
  File "C:\Python\Python34\lib\urllib\request.py", line 1185, in do_open

output of nslookup subscription.packtpub.com
D:\Packt>nslookup subscription.packtpub.com
Server:  router.cisco.com
Address:  192.168.1.1

Non-authoritative answer:
Name:    subscription.packtpub.com.cdn.cloudflare.net
Addresses:  2606:4700:10::6814:ff43
          2606:4700:10::6814:fe43
          104.20.255.67
          104.20.254.67
Aliases:  subscription.packtpub.com


D:\Packt>

Description

Unable to download video from PacktPub due to the ERROR: Unable to download JSON metadata

[Korreia]

Can you link to the duplicate issue? I cannot find it. thanks