A310f pach cert error plz help

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A310f pach cert error plz help

Operation: Patch Certificate
Selected model: SM-A310F
Software version: 30.5

Waiting ADB device...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SM-A310F
Android version: 7.0
Product code:
Phone version: A310FXXU3CQF8
PDA version: A310FXXU3CQF5
CSC version: A310FOJV3CQF6
CSC country code: KSA
CSC sales code: KSA
HW version:
Phone SN: R58H544RRQK
Chip name: EXYNOS7580
Modem board: SHANNON310
Security patch: 2017-06-01
RF cal date:
IMEI: 350000000000006
Checking Super user right... true
Reading NV data... OK
Checking NV data... error
Security damaged (1)



plz plz help