sm-g920f fake unlock…?

Port : ADB Interface
Baud Rate : Not Applicable
Device : Samsung SM-G920F
Operation : Unlock
Searching for Device… Found
Model : SM-G920F
Version : 6.0.1
Hardware : samsungexynos7420
Baseband : G920FXXU3DPB6
CPU : arm64-v8a
SIM Card : ABSENT
Type : Unknown
MEID(1) : Null/Empty?
Checking Root Status… OK
Root : Rooted
Preparing Data…. Done
Unlocking Phone… Done
Saving Backup… Done
Backup : SM-G920F_160526_222848_Backup.zip
Rebooting Phone… Done
Operation Finished.
Elapsed Time: 00:35
[Module Ver. 2.2]
But after restart ask me to typing the network unlock code….
So what I do wrong???

Regards
xchanges