@acer 

Thank you so much for the quick response, you are a lifesaver!

Would you happend to have a guide, that explains what you did to recover the file, so that I would could do it myself, next time it happnes?

Many MANY thanks.

@Carl Love 

Thank you for letting me no. mapleprimes seems to be having some issues rn, so I'll try uploading it again later.

Many thanks.