J727pvpu3ara1 unlock problem

Waiting ADB device... OK
Reading phone info...
Model: SM-J727P
Android version: 7.0
Product code: Not Active
Phone version: J727PVPU3AQJ1
PDA version: FA70_J727PVPU3ARA1
CSC version:
CSC country code:
CSC sales code:
HW version: J727P.02
Phone SN: 00000000000
Modem board: MSM8953
Security patch: 2017-01-01
RF cal date: 2017.03.28
IMEI: 353559081394010
Writing AT RIL... OK
Initialization AT RIL... OK
Unlocking... error
Done with Samsung Tool PRO v.31.0

ANY SOLUTION ?