g935v failed unlock

Hello team i have these phone G935VVRU4BQH4 and chimeratool fail when tried unlock.

Logs:

Checking root state...
Rooted.

If the process fails, install a combination of firmwares and try again!
Backing up partitions...
The data of the original partitions can be restored with the Store/Restore Backup process. WorkID: 47678109
Reading data...
Reading unique data. Be patient! Do NOT disconnect the phone!
Checking diagnostic mode availability.
Trying to enable diagnostic mode. Be patient! Do NOT disconnect the phone!
Succeeded.
Backing up modem data...
Reading data. Be patient! Do NOT disconnect the phone!
Unable to unlock.
Finished at local time: [11.16.18 12:25:20]
WorkID: 47678109

please any help