FOR %%A IN (*.mkv)
DO C:\Users\Me\Desktop\mkvtoolnix\mkvmerge.exe -o
"F:\folder\%%~nA (1).mkv" "--no-subtitles" --atracks 1 "%%A"
--language "0:eng" --track-name "0:English (Foreign parts)" --default-track "1:yes" --sub-charset "0:UTF-8" -s 0 -D -A "%%~dpnA1.srt"
--language "0:eng" --track-name "0:English" --default-track "0:no" --sub-charset "0:UTF-8" -s 0 -D -A "%%~dpnA2.srt"
PAUSE

The error is: "A track with the ID 1 was requested but not found in the file. The corresponding option will be ignored."
If I delete the line before "PAUSE", I don't get this error. Does anyone know what it means and how to fix it?