I747M problem >> unlock imei

[dapinderjit]

the phone was on 4.3
and i downgraded it with files from support
to 4.1 TCE
and the imei went bad and
reflashed it to 4.3
and repaired the imei with z3x
and wanna unlock it now
have got octopus box

here;s the log

Welcome to Octoplus/Octopus Box Samsung software version 1.4.1
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To connect SGH-I747M phone you have to perform the following steps:
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->Applications->Development.
3. Turn on "USB Debugging" option.
4. When message is appear press "Yes".
5. Go to dial window.
6. Enter "*#7284#" number.
7. Set "UART" radio button to "MODEM" value.
8. Go to "Qualcomm USB Settings".
9. Select "DM+Modem+ADB".
10. Close window.
11. Go to dial window.
12. Enter "*#9090#" number.
13. Set "Diag config" to "UART" value.
14. Restart phone.
15. Press "Read Info" in software.
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Platform: Samsung Android
Selected port: COM1
Selected model: SGH-I747M
Phone was not found on the selected port!
Searching for USB diagnostic port...
Connecting to phone on COM131
Phone connection failed
Connecting to phone on COM38
Phone connection failed
No diagnostic ports found!
Connecting to phone on COM3
Phone connection failed
-----------------------------------------------------------------------------------
Platform: Samsung Android
Selected port: COM131
Selected model: SGH-I747M
Mode: Normal
Phone model: SGH-I747M
Firmware compiled date: Nov 13 2013
Firmware compiled time: 00:00:00
Firmware released date: Nov 19 2013
Firmware released time: 20:17:24
Phone IMEI: 353321-05-364157-0
SW Version: M8960A-AAAANAZM-1.0.443100
-----------------------------------------------------------------------------------
Platform: Samsung Android
Selected port: COM131
Selected model: SGH-I747M
Mode: Normal
Phone model: SGH-I747M
Firmware compiled date: Nov 13 2013
Firmware compiled time: 00:00:00
Firmware released date: Nov 19 2013
Firmware released time: 20:17:24
Phone IMEI: 353321-05-364157-0
SW Version: M8960A-AAAANAZM-1.0.443100
Unlocking phone...
Reading security failed
Phone unlocking failed

[Octopus box]

Hello.
This error:

Reading security failed

means, that there is new (currently unsupported) security type in your device and Software can't get access to some phone's data. Please, read security, EFS and NVM backups ("Read Security", "Read EFS" and "Read NVM" buttons), upload them somewhere and post here link. We will research them and try to prepare test Software version for You.

[BK-MOBILE]

yes dear brother also facing this problem

[dapinderjit]

mean i can downgrade the verison and then repair the imei and unlock the phone !!!