VEVO APP DOES NOT WORK - Jailbreaking in ATV2

Dear friends … I too use the APP VEVO in my ATV2, efetuei the Jailbreaking, bought and instalalei the aTVFlash Black … ok everything working. VEVO but does not access. Would anyone let me know why? (I used the Seas0nPass 0.9.6 windows and firmeware 5.3. The 6.2 firmeware does not work is giving conflicting message. Looking forward Thank You