trouble importing media manager FCP 6 files into FCPX

Hi! Just moved from FCP 6 to FCP X 10.4.4
Triying to import my media manager projects .fcp edited in FCP 6 to FCP X but cannot open.
Please need help, completely stuck with it...

Thanks!!!
Alioshka





FCP X 10.4.4
Macos High Sierra 10.13.6
iMac (Retina 4K, 21.5-inch, 2017)
3 GHz Intel Core i5
8 GB 2400 MHz DDR4