unlock failed on first attempt and credits lost please return credits

Checking Login and Password... OK
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Ballance: 30 crd.
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] You have 30 credit(s) left. This operation takes 10 credits.Continue? Yes
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Waiting ADB device... OK
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Reading phone info...
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Model: SM-G930T
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Android version: 7.0
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Product code: SM-G930TZKATMB
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Phone version: G930TUVS4BQC1
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] PDA version: G930TUVS4BQC1
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] CSC version: G930TTMB4BQC1
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] CSC country code: USA
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] CSC sales code: TMB
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] HW version: REV0.6
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Phone SN: R28H71AA4GY
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Chip name: MSM8996
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Modem board: MSM8996
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Security patch: 2017-03-01
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] RF cal date: 2017.03.24
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] IMEI: 359755071776476
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Rebooting phone... OK
[ 2/28/2018 11:53:00 AM SM-G930T Unlock ] Waiting ADB device... OK
[ 2/28/2018 11:54:00 AM SM-G930T Unlock ] Rebooting phone... OK
[ 2/28/2018 11:54:00 AM SM-G930T Unlock ] Waiting ADB device... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Waiting for device to become ready... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Initialization zTool... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Running zTool, please wait...
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Start... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Initialization... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Generate and check client proof... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Verify proof by client... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Reading data from phone... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Rebooting to upload... OK
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Searching Ramdump interface... COM10 detected
[ 2/28/2018 11:55:00 AM SM-G930T Unlock ] Reading data from phone... OK
[ 2/28/2018 11:56:00 AM SM-G930T Unlock ] Calculating... OK
[ 2/28/2018 11:56:00 AM SM-G930T Unlock ] Searching server... OK
[ 2/28/2018 11:56:00 AM SM-G930T Unlock ] Waiting for server answer... OK
[ 2/28/2018 11:56:00 AM SM-G930T Unlock ] Waiting ADB device... timeout
[ 2/28/2018 11:58:00 AM SM-G930T Unlock ] Phone not found
[ 2/28/2018 11:58:00 AM SM-G930T Unlock ]
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ] Operation: Unlock
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ] Selected model: SM-G930T
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ] Software version: 30.7
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ]
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ] Checking Login and Password... OK
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ] Ballance: 20 crd.
[ 2/28/2018 12:04:00 PM SM-G930T Unlock ] You have 20 credit(s) left. This operation takes 10 credits.Continue? No
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Operation: Unlock
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Selected model: SM-G930T
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Software version: 30.7
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ]
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Checking Login and Password... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Ballance: 20 crd.
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] You have 20 credit(s) left. This operation takes 10 credits.Continue? Yes
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Waiting ADB device... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Reading phone info...
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Model: SM-G930T
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Android version: 7.0
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Product code: SM-G930TZKATMB
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Phone version: G930TUVS4BQC1
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] PDA version: G930TUVS4BQC1
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] CSC version: G930TTMB4BQC1
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] CSC country code: USA
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] CSC sales code: TMB
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] HW version: REV0.6
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Phone SN: R28H71AA4GY
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Chip name: MSM8996
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Modem board: MSM8996
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Security patch: 2017-03-01
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] RF cal date: 2017.03.24
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] IMEI: 359755071776476
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Waiting for device to become ready... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Initialization zTool... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Running zTool, please wait...
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Start... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Initialization... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Generate and check client proof... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Verify proof by client... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Reading data from phone... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Rebooting to upload... OK
[ 2/28/2018 12:09:00 PM SM-G930T Unlock ] Searching Ramdump interface... COM10 detected
[ 2/28/2018 12:10:00 PM SM-G930T Unlock ] Reading data from phone... OK
[ 2/28/2018 12:10:00 PM SM-G930T Unlock ] Calculating... OK
[ 2/28/2018 12:10:00 PM SM-G930T Unlock ] Searching server... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Waiting for server answer... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Waiting ADB device... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Waiting for device to become ready... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Initialization zTool... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Running zTool, please wait...
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Start... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Initialization... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Generate and check client proof... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Verify proof by client... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Reading data from phone... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Rebooting phone... OK
[ 2/28/2018 12:11:00 PM SM-G930T Unlock ] Unlock done