[Q] Note 3 cant registred on gsm network topic

Hy to all. I have promblem with my note 3 n9005. Phone cant register on gsm network. Phone can find network buth cant register on gsm. Note is rooted, istalled busy box, stock 5.0 loli pop. Phone can be registred only on 3g networ, buth 2g dont work. I try to flash stock 4.4.2 with modem and bootloader, flash modem for loli pop but issue is stil here. Any solution???