Cannot unlock samsung g925t

HI
I HAVE SAMSUNG G925T TO UNLOCK 6.0.1 HERE IS LOG:

Welcome to Octoplus/Octopus Box Samsung software version 2.2.6
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To connect SM-G925T phone you have to perform the following steps:
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->More->About Device.
3.Tap on "Build number" 7 times to enable developer options.
4. Go to Menu->Settings->More->Developer options.
5. Turn on "USB Debugging" option.
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Platform: Samsung Android
Selected port: COM6
Selected model: SM-G925T
Detected phone model: SM-G925T
Firmware compiled date: Fri Apr 1 10:49:15 KST 2016
PDA version: G925TUVU3EPD1
CSC version: G925TTMB3EPD1
SW version: G925TUVU3EPD1
Phone SN: R58G418XCAP
Android version: 6.0.1 (MMB29K)
Country: USA
HW platform: exynos5
HW Chip: exynos7420
HW Modem: SHANNON333
Codename: zeroltetmo
Checking Root:
Phone is Rooted.
Reading security backup, please wait…
Backup saved as C:\Program Files\Octoplus\Octoplus_Samsung
\BACKUP\Security-SM-G925T-Unknown23-06-2016_20-41-13-.asec
file
Unlocking phone…
Deactivating MSL…
Executing exploit…
Executing exploit failed
Phone unlocking failed
Performed by 2.2.6 software version