Youtube-dl problem with site supported (sub and video download)

[skizzino]

I post the full output of error.
$ youtube-dl --verbose -u --------- -p ---------- --all-subs --skip-download https://www.viki.com/videos/1120183v-when-a-woman-chases-a-man-episode-5
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', '-u', 'PRIVATE', '-p', 'PRIVATE', '--all-subs', '--skip-download', 'https://www.viki.com/videos/1120183v-when-a-woman-chases-a-man-episode-5']
[debug] Encodings: locale cp1252, fs mbcs, out cp850, pref cp1252
[debug] youtube-dl version 2017.09.15
[debug] Python version 3.4.4 - Windows-8.1-6.3.9600
[debug] exe versions: ffmpeg N-87257-g8e17cd2, ffprobe N-87257-g8e17cd2, rtmpdump 2.4
[debug] Proxy map: {}
[viki] Logging in as **********
[viki] 1120183v: Downloading video JSON
[viki] 1120183v: Downloading video streams JSON
ERROR: viki returned error: invalid signature
Traceback (most recent call last):
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\YoutubeDL.py", line 776, in extract_info
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\comm on.py", line 434, in extract
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\viki .py", line 270, in _real_extract
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\viki .py", line 69, in _call_api
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\viki .py", line 76, in _raise_error
youtube_dl.utils.ExtractorError: viki returned error: invalid signature

[Anonymous]

I post the full output of error.
$ youtube-dl --verbose -u --------- -p ---------- --all-subs --skip-download https://www.viki.com/videos/1120183v-when-a-woman-chases-a-man-episode-5
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', '-u', 'PRIVATE', '-p', 'PRIVATE', '--all-subs', '--skip-download', 'https://www.viki.com/videos/1120183v-when-a-woman-chases-a-man-episode-5']
[debug] Encodings: locale cp1252, fs mbcs, out cp850, pref cp1252
[debug] youtube-dl version 2017.09.15
[debug] Python version 3.4.4 - Windows-8.1-6.3.9600
[debug] exe versions: ffmpeg N-87257-g8e17cd2, ffprobe N-87257-g8e17cd2, rtmpdump 2.4
[debug] Proxy map: {}
[viki] Logging in as **********
[viki] 1120183v: Downloading video JSON
[viki] 1120183v: Downloading video streams JSON
ERROR: viki returned error: invalid signature
Traceback (most recent call last):
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\YoutubeDL.py", line 776, in extract_info
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\comm on.py", line 434, in extract
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\viki .py", line 270, in _real_extract
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\viki .py", line 69, in _call_api
File "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmpl1klaw4y\build\youtube_dl\extractor\viki .py", line 76, in _raise_error
youtube_dl.utils.ExtractorError: viki returned error: invalid signature

i downloaded it with youtube dl

C:\Users\username\PORTABLE\youtube-dl> youtube-dl.exe https://www.viki.c
om/videos/1120183v-when-a-woman-chases-a-man-episode-5
[viki] 1120183v: Downloading video JSON
[viki] 1120183v: Downloading video streams JSON
[download] Destination: When A Woman Chases A Man - Episode 5-1120183v.mp4
[download] 100% of 427.06MiB in 07:27

see https://sendvid.com/niphq1ca

[skizzino]

Thank for your replay!
Youtube-dl has solved the problem some builds ago.
Nevertheless, similar problems are present for other dramafever and ondemandkorea sites currently unresolved....