Can you please check the FTP details? I'm not able to log in with them.
The problem seems to be that for some reason the variation title does not contain the original product title as it should. I'm not sure why, it might be a woocommerce bug, or something I'm not familiar with. Anyways, I have a possible solution bypassing this issue.Best,
If you like my products, don't forget to rate them on codecanyon :)