GSM-Forum - i cant repair DRK and the phone is just rebooting into recovery!

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i cant repair DRK and the phone is just rebooting into recovery!

@support
I am trying to fix DRk and getting this

Code:

Checking local file... ok

Searching server... ok

Compare local and server file... OK (up to date)

Searching USB Flash interface... COM6 detected

Setup connection... ok

Reading data from phone... ok

Sending data to phone... ok

Sending data to phone... ok

Waiting ADB device... ok

Reading phone info...

Recovery build version: 6.0.1

Boot version: G925FXXS4DPG6

Platform: exynos7420

Boot serial: 02157df23bb8a633

Product board: zerolte

Initialization zTool... ok

Running zTool, please wait...

Start... ok

Initialization... ok

Generate and check client proof... ok

Verify proof by client... ok

Checking DRK status... NG!

Writing DRK... error (error(5.6.-14))

Done with Samsung Tool PRO v.27.0

anyway to fix this? or downgrade to lower version to fix this problem?
WBR
:confused:

Try to write combination firmware.

OK I'll try and let u know

Sent from my HUAWEI NXT-L29 using Tapatalk

do i have to use the same version combination file or G925FXXU4APF1_OXA4APF1 this will do,
i dont want to kill the phone, so i want to be sure, as i have never tried it earleir!
wbr

Use only 25.3 samsung tool