G850L Can’t Write Cert

When Write Cert I Get Security Damaged

Waiting ADB device… OK
Reading phone info…
Model: SM-G850L
Android version: 4.4.4
Product code:
Phone version: G850LKLU2BNJ3
PDA version: G850LKLU2BNJ5
CSC version: G850LLUC2BNJ4
CSC country code: KOREA
CSC sales code: LUC
HW version:
Phone S/N: 00000000000
Modem board: SS303
RF cal date:
IMEI: 000000000000000
Checking Super user right… true
Reading nv data… OK
Security damaged

nv Backup
SM-G850L_nv_data
Thank’s