[HELP] crashed language 0

[griou]

please help me i used the latest version 
it doesnt problem with many videos but the other one always crashed and it says Error: '' is not a valid IETF BCP 47/RFC 5646 language tag in '--language 0:'
i tried many things but still error 

https://www.mediafire.com/file/nh9d2dppm...ut.7z/file

[Selur]

Will look at it tomorrow and report back.
Cu Selur

[Selur]

Had a quick go at it.
Send you a link via pm to a dev version for testing.

Cu Selur

[griou]

i tried it and the problems are gone thanks u are the best