no unlock, and credits gone

Checking Login and Password... OK
Ballance: 60 crd.
You have 60 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: G960USQU1ARB7
CSC version: G960UOYN1ARB7
Phone version: G960USQU1ARB7
Product code: SM-G960UZKAAIO
CSC country code: USA
CSC sales code: AIO
Phone SN: R****W5Y
IMEI: 353*****197091
HW version: REV1.1
RF cal date: 2018.02.21
Chip name: SDM845
Modem board: SDM845
Security patch: 2018-02-01
Boot Warranty bit: 0
SIM State: NETWORK_LOCKED
Searching Samsung diag port... detected COM999
Reading phone info... OK
Reading data from phone... OK
Searching server... OK
Waiting for server answer... in this step, was like 20 min
Operation aborted

Operation: Read Codes via Server
Selected model: SM-G960U
Software version: 34.8

Checking Login and Password... OK
Ballance: 50 crd.
You have 50 credit(s) left. This operation takes 10 credits.Continue? No

didn't complete the process. and take the credits