Error Unable to extract uploader name

[krisnantobi]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2018.03.14
• 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 -x https://www.youtube.com/watch\?v\=yVpbFMhOAwE
[youtube] yVpbFMhOAwE: Downloading webpage
[youtube] yVpbFMhOAwE: Downloading video info webpage
WARNING: Unable to extract video title
[youtube] yVpbFMhOAwE: Extracting video information
ERROR: Unable to extract uploader name; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

Description

Error Unable to extract uploader name when download video with comment youtube-dl -x https://www.youtube.com/watch\?v\=yVpbFMhOAwE