[srt @ 044e8ca0] SRT supports only a single subtitles stream.

Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument

Stream map '0:7' matches no streams.


ダメなのは字幕とチャプター
http://imgur.com/SQ6Wo2X.jpg
map番号は合ってると思うのだが..