G925t 5.1.1 cant write cert? security damaged?

G925t 5.1.1 cant write cert? security damaged?

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hi guys, ok i rooted the g925t 5.1.1 OJC with the unikernel amnd twrp and installed supersu, so root is good.. went to do security wipe and it reboots but phone has error message so i wrote back the securioty and got back the correct imei.. i tried then to just write cert but get this

Platform: Samsung Android

Selected port: COM41

Selected model: SM-G925T

Selected file: C:\Users\Dinuba-Wireless\Downloads\cert-sm-g925f_359521066036817_rf8g51vfezn (2).cert

Detected phone model: SM-G925T

Firmware compiled date: Mon Nov 30 10:59:44 KST 2015

PDA version: G925TUVS3DOJC

CSC version: G925TTMB3DOJC

SW version: G925TUVS3DOJC

Phone IMEI: Unknown

Phone SN: R58G5027VGX

Android version: 5.1.1 (LMY47X)

Checking Root:

Phone is Rooted.

Checking Certificate file...

Certificate file successfully checked

Phone connected successfully

Writing certificate...

Security damaged, please Repair Security and try again

Hello.

Please do the next:

1. Make Factory Reset and reflash the phone.

2. Root the phone with CF Auto Root

Download Link.

3. Write First Security backup back into the phone.

4. Repeat "Write Cert" operation.

If problem will persist - please upload *.log and *.logx files of performed operations to any file sharing service and post here download link. We will check what causes the problem.