octopus doing wrong with phone when write cert www.gsmlive24.com

Executing exploit...
Executing exploit failed
Writing Certificate...
Certificate has been written successfully
but now no imei .imei place is blank when check by *#06#
just show serial number
i have tried on 2 phone N920C and G928F same error and same condition

To connect SM-N920C 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: COM16
Selected model: SM-N920C
Selected file: F:\Mobiles\Samsung\octoplus\note 5 smn920c\SM-N920C_RF8G90VJZ5M_352959074546194_352960074546192_ 1-3-2016_13-23-5.cert
Detected phone model: SM-N920C
Firmware compiled date: Fri Oct 14 14:49:34 KST 2016
PDA version: N920CXXU3BPJ5
CSC version: N920COJV3BPJ3
SW version: N920CXXU3BPIC
Phone SN: RF8H2113B1X
Android version: 6.0.1 (MMB29K)
Sales code: XFV
Country: South Africa
HW platform: exynos5
HW Chip: exynos7420
HW Modem: SHANNON333
Security patch level: 2016-10-01
Codename: nobleltejv
Checking Root:
Phone is Rooted.
Reading security backup, please wait...
Backup saved as C:\Program Files (x86)\Octoplus\Octoplus_Samsung\BACKUP\Security-SM-N920C-Unknown25-11-2016_13-43-29-.asec file
Checking Certificate file...
Certificate file successfully checked
Initializing exploit...
Executing exploit...
Executing exploit failed
Writing Certificate...
Certificate has been written successfully
Please, restart the phone to apply changes
Performed by 2.4.5 Software version.