SM-M205FN unlock Error

good day need help,You have 30 credit(s) left. This operation takes 5 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-M205FN
Android version: 9
PDA version: M205FNEEU1BSF4
CSC version: M205FNOXM1BSF4
Phone version: M205FNXXU1BSF1
Product code: SM-M205FDAWDBT
CSC country code: Germany
CSC sales code: DBT
Phone SN: R28M42X6AXT
IMEI: 354559105353152
HW version: REV0.4
RF cal date: 20190502
Chip name: EXYNOS7904
Modem board: SHANNON327
Security patch: 2019-05-01
SIM State: ABSENT,LOADED
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Searching server... OK
Checking server answer... modem not supported
Searching server... OK
Checking available files... OK
Available CP file for downgrade, try download and flash? Continue? Yes
Downloading file... OK
Checking local file... OK
Switching to flash mode... OK
Searching USB Flash interface... COM1196 detected
Setup connection... OK
Reading data from phone... OK
Sending data to phone... OK
Waiting for device to become ready... OK
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... OK
Searching server... OK
Checking server answer... OK
Executing... OK
Reading data from phone... OK
Calculating... OK
Searching server... OK
Waiting for server answer...
Operation aborted
i am waiting 30-40 minutes and server not ansver,i don`t have code for unlocking,and don`t have 5 server credit.Thanks