GT-E1500 unlock fail

hi i have try to unlock samsung E1500 but evry time i got fail

i have teest xith C33300k cable and c101 cable too but same essue



this is the log









Samsung software version 1.8.8

-----------------------------------------------------------------------------------

Platform: Samsung Swift

Selected model: GT-E1500

Selected port: COM75

Baud rate: 115200

Please, connect phone to UART cable, insert battery and press power

button for 3 seconds.

Phone found.

Sending preloader...

Preloader send successfully

Reading flash memory parameters..

Setting baudrate..

Sending mainloader...

Mainloader send successfully

Searching patch area, please wait...

Writing patch...

Read codes failed

-----------------------------------------------------------------------------------

Platform: Samsung Swift

Selected model: GT-E1500

Selected port: COM75

Baud rate: 115200

Please, connect phone to UART cable, insert battery and press power

button for 3 seconds.

Phone found.

Sending preloader...

Preloader send successfully

Reading flash memory parameters..

Setting baudrate..

Sending mainloader...

Mainloader send successfully

Searching patch area, please wait...

Read codes failed



Platform: Samsung Swift

Selected model: GT-E1500

Selected port: COM75

Baud rate: 921600

Please, connect phone to UART cable, insert battery and press power

button for 3 seconds.

Phone found.

Sending preloader...

Preloader send successfully

Reading flash memory parameters..

Setting baudrate..

Sending mainloader...

Mainloader send successfully

Searching patch area, please wait...

Writing patch...

Read codes failed



-----------------------------------------------------------------------------------

Platform: Samsung Swift

Selected model: GT-E1500

Selected port: COM75

Baud rate: 921600

Please, connect phone to UART cable, insert battery and press power

button for 3 seconds.

Phone found.

Sending preloader...

Preloader send successfully

Reading flash memory parameters..

Setting baudrate..

Sending mainloader...

Mainloader send successfully

Searching patch area, please wait...

Writing patch...

Phone unlocking failed

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