MS210 unlock, step 2 error [Answered]

Welcome to Octoplus/Octopus Box LG Software version 2.8.0
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Checking data...OK
Platform: LG Qualcomm
Selected port: COM535
Selected model: MS210
Reading info...
Model ID: LGMS210
IMEI: 359998-08-808982-8
Android version: 7.0
Battery level: 73%
SW Version: MS21010u
Mode: Normal
Firmware compiled date: May 27 2017
Firmware compiled time: 13:00:00
Firmware released date: Dec 11 2017
Firmware released time: 12:10:47
SW Version: MPSS.JO.2.0.c1.2-00031-8937_GENNS_PACK-1
IMEI: 359998-08-808982-8
SPC: 000000
Checking root access...
Initializing ADB...OK
Waiting for phone...OK
Phone is already rooted.
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Connecting to server...OK
Octopus smart card is present.
Checking smart card...OK
Username:
Authorizing...Failed!
Performed by 2.8.0 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM535
Selected model: MS210
Reading info...
Model ID: LGMS210
IMEI: 359998-08-808982-8
Android version: 7.0
Battery level: 74%
SW Version: MS21010u
Mode: Normal
Firmware compiled date: May 27 2017
Firmware compiled time: 13:00:00
Firmware released date: Dec 11 2017
Firmware released time: 12:10:47
SW Version: MPSS.JO.2.0.c1.2-00031-8937_GENNS_PACK-1
IMEI: 359998-08-808982-8
SPC: 000000
Checking root access...
Initializing ADB...OK
Waiting for phone...OK
Phone is already rooted.
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Connecting to server...OK
Octopus smart card is present.
Checking smart card...OK
Username: hoep**
Authorizing...OK
Checking balance...OK
Checking operation...OK
Sending device information...OK
Get credits, needed for current operation...OK
Your balance: 574 credits.
To perform "Unlock" operation you need to have 100 credits.
Sending exploit...OK
Executing exploit...OK
Sending data to server...OK
Calculating. Please Wait...
Step 2.c...Failed!
Unlock Failed
Please, reboot the phone and try again.
Rebooting phone...
Performed by 2.8.0 Software version.

i keep getting step 2 error