g892a unlock error

Checking Login and Password... OK
Ballance: 15 crd.
You have 15 credit(s) left. This operation takes 5 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G892A
Android version: 8.0.0
PDA version: G892AUCS2BRE3
CSC version: G892AATT2BRE3
Phone version: G892AUCS2BRE3
Product code: SM2G892AZAAATT
CSC country code: USA
CSC sales code: ATT
Phone SN: R38K101QE1B
IMEI: 3577120******
HW version: REV0.5
RF cal date: 2018.01.04
Chip name: MSM8998
Modem board: MSM8998
Security patch: 2018-05-01
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... COM9 detected
Reading data from phone... error (3 46)
Done with Samsung Tool PRO v.33.7