after root no imei


Waiting ADB device… OK
Reading phone info…
Model: SM-T817T
Android version: 5.1.1
Product code:
Phone version:
PDA version: T817TUVS2AOJ3
CSC version: T817TTMB2AOJ3
CSC country code: USA
CSC sales code: TMB
HW version:
Phone S/N:
Modem board:
RF cal date:
IMEI:
Checking Super user right… true
Initialization AT RIL… error
Done with Samsung Tool PRO v.23.7

help is pls is urgent