Exclamation [Q] I CANT HANGOUT CALLS GALAXY S4 CyanFox 4.4.2

Hi, everyone!

Well i have flashed CyanFox 4.4.2 for my Galaxy S4 Sprint, everything works flawless, theres no lag, it moves fast and smooth, it just 1 LITTLE PROBLEM! I cant hangout calls, I can make calls, i can receive, but at the moment that i want to hangout it turns off the screen and the call keep going... until the other person decide to hangout first... Hehe

Hope someone can help me, sorry for my english is not my native language.

HAPPY NEW YEAR for Everyone! Bless