problem in read codes from server

what to do

Waiting ADB device... OK
Reading phone info...
Model: SC-02H
Android version: 6.0.1
PDA version: SC02HOMU1APL2
CSC version: SC02HDCM1APL2
Phone version: SC02HOMU1APD6
Product code: SM-G935DZWADCM
CSC country code: JP
CSC sales code: DCM
Phone SN: RF8H512LKMX
IMEI: .........9225
HW version: REV0.4
RF cal date: 2016.05.12
Chip name: MSM8996
Modem board: MSM8996
Security patch: 2016-12-01
Boot Warranty bit: 0
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... COM5 detected
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer... error (1)

Done with Samsung Tool PRO v.33.5