Sm-n920t reset efs error

[Bftiedt]

Keep trying to reset the efs for this phone and it keeps giving error. any ideas?


REPAIR INSTRUCTIONS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Fill values what you need to repair.
6. Press 'Repair' button.
7. Press 'Patch Certificate' if you have network problem after repairing.
7. Press 'Reset EFS' if you need to reset it.
Be carefully, do not perform this without necessity. Backup will be created automatically.

Repair DRK (Use it if you have DRK damaged (phone stuck on boot)):
1. Power on phone in download mode (turn off phone, hold vol.down + Camera + Power).
2. Connect phone to PC with USB cable, install drivers if needed.
3. Press 'Repair DRK' button.

Operation: Reset EFS
Selected model: SM-N920T
Software version: 25.5

Waiting ADB device... OK
Reading phone info...
Model: SM-N920T
Android version: 6.0.1
Product code: SM-N920TZWATMB
Phone version: N920TUVU2DPD1
PDA version: N920TUVU2DPD1
CSC version: N920TTMB2DPD1
CSC country code: USA
CSC sales code: TMB
HW version: REV0.2
Phone S/N: RF8GA0G0WHT
Modem board: SHANNON333
RF cal date: 20151005
IMEI:
Checking Super user right... true
Backuping EFS... error (1)
Reseting EFS... error

Done with Samsung Tool PRO v.25.5

[Bftiedt]

if customer did not correctly follow *#8080# step, could this be the issue?

[meido one]

Not possible on z3x, the software looking for EFS partition, which is on different location, in fact there are 2 EFS partitions.
as far as i know only GCPRO to wipe both EFS.