Quote Originally Posted by lat9 View Post
Is Finnish the default language for your store? I've taken the CSV sample that you provided (changing the language-based fields from _fi to _en), creating the associated categories and had no issue with the import.
If I remember right I had to copy some files to english side to finnish side when installing to get the GUI visible & working. It could be perhaps something related to that.

I tried changing language related categories to _en and I got same results aka warning can not insert to subgategories because they don't exists.