i getting the same error, what is solution?
Operation: Unlock
Selected model: SM-A326U
Software version: 43.27
Checking Login and Password... OK
Balance: 12 crd.
You have 12 credit(s) left. This operation takes 10 credits. Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-A326U
Android version: 11
PDA version: A326USQU7AVB1
CSC version: A326UOYN7AVB1
Phone version: A326USQU7AVB1
Product code: SM-A326UZKNDSH
CSC country code: USA
CSC sales code: DSH
Carrier ID: DSH
Phone SN: RFCR70AGN4X
IMEI: 350091123078763
HW version: REV1.0
RF cal date: 20210712
Chip name: MT6853
Modem board: MT6853
Security patch: 2022-02-01
Boot Warranty bit: 0
SIM State: LOADED
Waiting for device to become ready... OK
Reading IMEI... OK
Initialization zTool Loader... OK
Running zTool, please wait... OK
Loading... OK
Initialization zTool... OK
Running zTool, please wait... OK
Checking network lock status... UNKNOWN
Reading data from phone... error (1.0.0.5.3)
Reboot your phone and try again
Done with Samsung Tool PRO v.43.27 [SM-A326U,Unlock]