i9515 ve root

Hello, so I have S4 I9515 VE with the latest stock I9515XXU1BOC3 Lollipop but I can't menage to root it can somebody give me some help I try with the old method for 4.4.2 kitkat CF-Autoroot but after boot give me system ui close force I need to reflash the firm from Odin and reset.. :( Thanks