I renamed the file to "Supernatural 7x17 - The Born-Again Identity.srt" and it works.
So the offending words should be "(Español (España))". Probably the character "ñ".
I renamed the file to "Supernatural 7x17 - The Born-Again Identity.srt" and it works.
So the offending words should be "(Español (España))". Probably the character "ñ".