Default Android 4.3

Hey everyone i just flashed android 4.3 from Dr ketans it's the prerooted ROM flashed it with odin and booted flawlessly i restored my efs and my imei is correct but im still getting not registered on network error how to fix plzzz can anyone link to a patched modem that can fix this issue ? I even tried ariza patch it got things worse now im getting no service had to reflash stock rom :/ can anyone help me ?

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