j120w unlocking problem help

[brent28]

Operation: Unlock
Selected model: SM-J120W
Software version: 27.3

Waiting ADB device... Ok
Reading phone info...
Model: SM-J120W
Android version: 6.0.1
Product code: SM-J120WZKAXAC
Phone version: J120WVLS2APJ1
PDA version: J120WVLS2APJ1
CSC version: J120WOYA2APJ1
CSC country code: Canada
CSC sales code: XAC
HW version: REV0.1
Phone SN: R58HA36DFHB
Chip name: EXYNOS3475
Modem board: SHANNON308
RF cal date: 20161016
IMEI:
Checking Super user right... true
Reading NV data... Ok
Checking NV data... Ok
Initialization zTool... Ok
Running zTool, please wait...
Start... Ok
Initialization... Ok
Generate and check client proof... Ok
Verify proof by client... Ok
Reading data from phone... Ok
Modem board: SHANNON308
Calculating... error
Security damaged (hmac mismatch)

Done with Samsung Tool PRO v.27.3

yan lumalabas ayaw maunlock

 

[livestrong]

damage security --

check imie reair if damage
repair efs...

then unlock again..