samsung I9300 cant write imei
 

i try to restaure imei and s/n of samsung I9300 with Z3X tool but it say "reading nv data error" please how to solve that issu?

http://s2.postimg.org/fhik0dkex/screenshot_62.png

please i need help, that phone dont see network, help me to write imei

write backup EFS,perhaps good will be the phone.

where to find backup EFS please

Here a backup EFS....

bro click on repair option then reset efs + repair network + disable fectory mode and repair imei your problam will be solve

u sure u flashed correct model??

phone version is i535, yet all the rest is i9300

i535 is Verizon version of s3

try to flash whole phone with i535 and u should be ok

check phone model under battery sticker or on pcb.
flash correct flash file.
root and then do what what you need.

use last version of samsung tool.