[Q] Help!Generic IMEI after flashing leaked lollipop for the GT-I9500!! topic

hello guys, i assume that you know about the leaked lollipop firmware for the gt-i9500. When i heard the news i decided to give it a try. i was using ozcanrom :http://forum.xda-developers.com/show...php?t=2743877; before i flashed the leaked firmware.Everything worked fine. After a week of using lollipop i decided to return to ozcanrom,so i just reflashed it through TWRP. flashing was successful. i booted up ozcanrom and i noticed i had no signal so i flashed the DDUBMF8 modem and i got back signal but i could not make calls or send messages.i did i bit of searching and found i out i have the generic IMEI. I REALLY REALLY NEED YOUR HELP. HOW DO I FIX THIS!!??