SM-G531M (error 2) to UNLOCK

Z3X PRO SUPPORT, The customer brought the phone SM-G531M in this state, the client wrote an EFS and then displays this error to unlock.

PLEASE I NEED YOUR HELP.

Operation: Unlock
Selected model: SM-G531M
Software version: 24.1

Waiting ADB device… OK
Reading phone info…
Model: SM-G531M
Android version: 5.1.1
Product code: SM-G361FZWABTU
Phone version: G531MVJU1AOI5
PDA version: G531MUBU1AOI5
CSC version: G531MUUB1AOI5
CSC country code: PANAMA
CSC sales code: TPA
HW version: MP 0.100
Phone S/N: RV8G70BJ5AX
Modem board:
RF cal date: 20150709
IMEI:
Checking Super user right… true
Reading nv data… OK
Analysing SEC file… OK
Initialization AT RIL… OK
Bypass MSL… error (2)

Done with Samsung Tool PRO v.24.1

THANKS IN ADVANCE.