Muhammet Hello, sorry for late reply. Please do delete ufi folder, and reinstall older version at first.
Install Ufi v1.2.0.399, after finish, open the program, and do update via Synchronize Files in Setting menu.
Base from others ufixers testimony, they make success story reraled to this issue with this solution.
Hope this can help you out, and Gud Luck to you.
B.R