If you flashed an rom earlier than EMG then update to EMG, if you are on a later rom then your efs partition is probably corrupt after your brick.
If so then restore the backup of efs you made before you flashed, there is no other way to regain imei number apart from a service centre.
Sent from my GT-I9300 using Tapatalk
Note: This quote doesn't automatically apply to everyone, decide for yourself if it might apply to you.
Originally Posted by justruss
What has this place become?
It's essentially a few people graciously answering the same repeating of immature, lazy, demanding questions from the masses.
Nobody searches. Nobody reads the first posts or titles of threads. Nobody even looks at posts a couple above their own.