samsung docomo sc-02h unlock problam

samsung docomo sc-02h unlock problam Waiting ADB device... OK
Reading phone info...
Model: SC-02H
Android version: 7.0
PDA version: SC02HOMU1BQC5
CSC version: SC02HDCM1BQC5
Phone version: SC02HOMU1BQC5
Product code: SM-G935DZKADCM
CSC country code: JP
CSC sales code: DCM
Phone SN: RF8H515AEKK
IMEI: 3568170709...........
HW version: REV0.4
RF cal date: 2016.05.12
Chip name: MSM8996
Modem board: MSM8996
Security patch: 2017-03-01
Boot Warranty bit: 1
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
Searching Ramdump interface... COM4 detected
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer... error (1)

Done with Samsung Tool PRO v.33.8