Please check and refund me 10 credits

I unlocked the first time my SM-G960U not susscess and my 10 credits gone. The second I unlocked it again and it took 10 my credits again. Please refund me 10 credits. Thanks

[ 9/27/2018 7:37:40 PM ] Operation: Unlock
[ 9/27/2018 7:37:40 PM ] Selected model: SM-G960U
[ 9/27/2018 7:37:40 PM ] Software version: 33.8
[ 9/27/2018 7:37:40 PM ]
[ 9/27/2018 7:37:41 PM ] Checking Login and Password... OK
[ 9/27/2018 7:37:43 PM ] Ballance: 20 crd.
[ 9/27/2018 7:37:45 PM ] You have 20 credit(s) left. This operation takes 10 credits.Continue? Yes
[ 9/27/2018 7:37:46 PM ] Waiting ADB device... OK
[ 9/27/2018 7:37:47 PM ] Reading phone info...
[ 9/27/2018 7:37:47 PM ] Model: SM-G960U
[ 9/27/2018 7:37:47 PM ] Android version: 8.0.0
[ 9/27/2018 7:37:47 PM ] PDA version: G960USQS3ARG8
[ 9/27/2018 7:37:47 PM ] CSC version: G960UOYN3ARG8
[ 9/27/2018 7:37:47 PM ] Phone version: G960USQU3ARG2
[ 9/27/2018 7:37:47 PM ] Product code: SM-G960UZKATMB
[ 9/27/2018 7:37:47 PM ] CSC country code: USA
[ 9/27/2018 7:37:47 PM ] CSC sales code: TMB
[ 9/27/2018 7:37:47 PM ] Phone SN: R28K309GMDZ
[ 9/27/2018 7:37:47 PM ] IMEI: 353309091009595
[ 9/27/2018 7:37:47 PM ] HW version: REV1.1
[ 9/27/2018 7:37:47 PM ] RF cal date: 2018.03.03
[ 9/27/2018 7:37:47 PM ] Chip name: SDM845
[ 9/27/2018 7:37:47 PM ] Modem board: SDM845
[ 9/27/2018 7:37:47 PM ] Security patch: 2018-08-01
[ 9/27/2018 7:37:47 PM ] Boot Warranty bit: 0
[ 9/27/2018 7:37:50 PM ] Searching Samsung diag port... not found
[ 9/27/2018 7:37:52 PM ] Waiting for device to become ready... OK
[ 9/27/2018 7:37:54 PM ] Initialization zTool... OK
[ 9/27/2018 7:37:54 PM ] Running zTool, please wait...
[ 9/27/2018 7:37:55 PM ] Start... OK
[ 9/27/2018 7:37:58 PM ] Initialization... OK
[ 9/27/2018 7:37:59 PM ] Generate and check client proof... OK
[ 9/27/2018 7:37:59 PM ] Verify proof by client... OK
[ 9/27/2018 7:37:59 PM ] Reading data from phone... OK
[ 9/27/2018 7:38:02 PM ] Rebooting to upload... OK
[ 9/27/2018 7:38:05 PM ] Searching Ramdump interface... COM38 detected
[ 9/27/2018 7:39:31 PM ] Reading data from phone... OK
[ 9/27/2018 7:39:37 PM ] Calculating... OK
[ 9/27/2018 7:39:40 PM ] Searching server... OK
[ 9/27/2018 7:39:54 PM ] Waiting for server answer... OK
[ 9/27/2018 7:39:55 PM ] Waiting ADB device... timeout
[ 9/27/2018 7:41:25 PM ] Phone not found
[ 9/27/2018 7:42:13 PM ]
[ 9/27/2018 7:42:38 PM ] Operation: Unlock
[ 9/27/2018 7:42:38 PM ] Selected model: SM-G960U
[ 9/27/2018 7:42:38 PM ] Software version: 33.8
[ 9/27/2018 7:42:38 PM ]
[ 9/27/2018 7:42:39 PM ] Checking Login and Password... OK
[ 9/27/2018 7:42:41 PM ] Ballance: 10 crd.
[ 9/27/2018 7:42:44 PM ] You have 10 credit(s) left. This operation takes 10 credits.Continue? Yes
[ 9/27/2018 7:42:45 PM ] Waiting ADB device... OK
[ 9/27/2018 7:42:46 PM ] Reading phone info...
[ 9/27/2018 7:42:47 PM ] Model: SM-G960U
[ 9/27/2018 7:42:47 PM ] Android version: 8.0.0
[ 9/27/2018 7:42:47 PM ] PDA version: G960USQS3ARG8
[ 9/27/2018 7:42:47 PM ] CSC version: G960UOYN3ARG8
[ 9/27/2018 7:42:47 PM ] Phone version: G960USQU3ARG2
[ 9/27/2018 7:42:47 PM ] Product code: SM-G960UZKATMB
[ 9/27/2018 7:42:47 PM ] CSC country code: USA
[ 9/27/2018 7:42:47 PM ] CSC sales code: TMB
[ 9/27/2018 7:42:47 PM ] Phone SN: R28K309GMDZ
[ 9/27/2018 7:42:47 PM ] IMEI: 353309091009595
[ 9/27/2018 7:42:47 PM ] HW version: REV1.1
[ 9/27/2018 7:42:47 PM ] RF cal date: 2018.03.03
[ 9/27/2018 7:42:47 PM ] Chip name: SDM845
[ 9/27/2018 7:42:47 PM ] Modem board: SDM845
[ 9/27/2018 7:42:47 PM ] Security patch: 2018-08-01
[ 9/27/2018 7:42:47 PM ] Boot Warranty bit: 0
[ 9/27/2018 7:42:49 PM ] Searching Samsung diag port... not found
[ 9/27/2018 7:42:52 PM ] Waiting for device to become ready... OK
[ 9/27/2018 7:42:53 PM ] Initialization zTool... OK
[ 9/27/2018 7:42:54 PM ] Running zTool, please wait...
[ 9/27/2018 7:42:54 PM ] Start... OK
[ 9/27/2018 7:42:58 PM ] Initialization... OK
[ 9/27/2018 7:42:59 PM ] Generate and check client proof... OK
[ 9/27/2018 7:42:59 PM ] Verify proof by client... OK
[ 9/27/2018 7:42:59 PM ] Reading data from phone... OK
[ 9/27/2018 7:43:02 PM ] Rebooting to upload... OK
[ 9/27/2018 7:43:05 PM ] Searching Ramdump interface... COM38 detected
[ 9/27/2018 7:44:30 PM ] Reading data from phone... OK
[ 9/27/2018 7:44:37 PM ] Calculating... OK
[ 9/27/2018 7:44:39 PM ] Searching server... OK
[ 9/27/2018 7:44:55 PM ] Waiting for server answer... OK
[ 9/27/2018 7:44:56 PM ] Waiting ADB device... OK
[ 9/27/2018 7:45:00 PM ] Waiting for device to become ready... OK
[ 9/27/2018 7:45:01 PM ] Initialization zTool... OK
[ 9/27/2018 7:45:02 PM ] Running zTool, please wait...
[ 9/27/2018 7:45:02 PM ] Start... OK
[ 9/27/2018 7:45:06 PM ] Initialization... OK
[ 9/27/2018 7:45:07 PM ] Generate and check client proof... OK
[ 9/27/2018 7:45:07 PM ] Verify proof by client... OK
[ 9/27/2018 7:45:07 PM ] Reading data from phone... OK
[ 9/27/2018 7:45:10 PM ] Rebooting phone... OK
[ 9/27/2018 7:45:11 PM ] Unlock done