[Q] No emei, baseband unknown topic

i got trouble after update to 4.3 firmware.. i had tried stock and custom rom and not working.. my phone not detect any number of emei, and baseband unknown..

while i press *#1234# , i got the AP, and CSC but there is no CP !

please help me..

if i install 4.1.1 firmware, its will working but emei still not correct.. please help :crying::crying::crying::crying: