why format video youtube error?

[candrapersada]

Checklist

• I'm reporting a broken site support
• I've verified that I'm running youtube-dl version 2020.05.29
• 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 issues including closed ones

why format video error
youtube-dl --newline -i --hls-prefer-native -o C:/Users/ASUS/Youtube/Game/%(title)s.%(ext)s --write-description --write-info-json --write-annotations --write-thumbnail -f bestvideo[height<=?144]+bestaudio/best[height<=?144] --merge-output-format flv --download-archive C:/Users/ASUS/Youtube/Game/ytdl-archive.txt https://youtu.be/7ADjVgMGjiM

WARNING: There are no annotations to write.
ERROR:   Stream #1:0 -> #0:1 (copy)