I can flash all stock roms or custom roms but nothing boot without 4.2.2 stock. In 4.2.2 no baseband no imei etc.
LG G2 16Gb Black
ROM: Mahdi 2.7
Kernel: Dorimanx 5.8 AOSP
System Runtime: ART
Baseband Version: MSM8974A-AAAANAZM-1.0.190084
Build Number: KTU84P
Recovery: TWRP 2.7.1.0