G960u unlocck promble

G960U UNLOCCK PROMBLE PLZ HELP


You have 25 credit(s) left. This operation takes 10 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G960U
Android version: 8.0.0
PDA version: G960USQS3ARG8
CSC version: G960UOYN3ARG8
Phone version: G960USQS3ARG8
Product code: SM-G960UZPATMB
CSC country code: USA
CSC sales code: TMB
Phone SN: R28K32NSNRR
IMEI: 3548**********
HW version: REV1.1
RF cal date: 2018.03.17
Chip name: SDM845
Modem board: SDM845
Security patch: 2018-08-01
Boot Warranty bit: 0
Searching Samsung diag port... not found
Waiting for device to become ready... 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
Rebooting to upload... OK
Searching Ramdump interface... COM7 detected
Reading data from phone... OK
Calculating...
Exception: Invalid pointer operation
Done with Samsung Tool PRO v.33.8