G-930A error unlock consumption credits

hi mr support need help please after unlock SM-G-930A consumption 5 credits please need return credits please

USER: zsc_OohnSQ1c

[ 22/11/2018 12:07:29 SM-G930A ] Checking Login and Password... OK
[ 22/11/2018 12:07:31 SM-G930A ] Ballance: 15 crd.
[ 22/11/2018 12:07:34 SM-G930A ] You have 15 credit(s) left. This operation takes 5 credits.Continue? Yes
[ 22/11/2018 12:07:39 SM-G930A ] Waiting ADB device... OK
[ 22/11/2018 12:07:40 SM-G930A ] Reading phone info...
[ 22/11/2018 12:07:40 SM-G930A ] Model: SAMSUNG-SM-G930A
[ 22/11/2018 12:07:41 SM-G930A ] Android version: 8.0.0
[ 22/11/2018 12:07:41 SM-G930A ] PDA version: G930AUCU4CRE4
[ 22/11/2018 12:07:41 SM-G930A ] CSC version: G930AATT4CRE4
[ 22/11/2018 12:07:42 SM-G930A ] Phone version: G930AUCU4CRE4
[ 22/11/2018 12:07:42 SM-G930A ] Product code: SM2G930AZKAATT
[ 22/11/2018 12:07:43 SM-G930A ] CSC country code: USA
[ 22/11/2018 12:07:43 SM-G930A ] CSC sales code: ATT
[ 22/11/2018 12:07:43 SM-G930A ] Phone SN: R38JB0BBAJE
[ 22/11/2018 12:07:44 SM-G930A ] IMEI: 3594xxxxx0395
[ 22/11/2018 12:07:44 SM-G930A ] HW version: REV0.6
[ 22/11/2018 12:07:44 SM-G930A ] RF cal date: 2017.11.14
[ 22/11/2018 12:07:45 SM-G930A ] Chip name: MSM8996
[ 22/11/2018 12:07:45 SM-G930A ] Modem board: MSM8996
[ 22/11/2018 12:07:46 SM-G930A ] Security patch: 2018-04-01
[ 22/11/2018 12:07:46 SM-G930A ] Boot Warranty bit: 0
[ 22/11/2018 12:07:46 SM-G930A ] SIM State: NETWORK_LOCKED
[ 22/11/2018 12:07:48 SM-G930A ] Rebooting phone... OK
[ 22/11/2018 12:07:53 SM-G930A ] Waiting ADB device... OK
[ 22/11/2018 12:08:31 SM-G930A ] Rebooting phone... OK
[ 22/11/2018 12:08:36 SM-G930A ] Waiting ADB device... OK
[ 22/11/2018 12:09:21 SM-G930A ] Waiting for device to become ready... OK
[ 22/11/2018 12:09:25 SM-G930A ] Initialization zTool... OK
[ 22/11/2018 12:09:28 SM-G930A ] Running zTool, please wait...
[ 22/11/2018 12:09:28 SM-G930A ] Start... OK
[ 22/11/2018 12:09:37 SM-G930A ] Initialization... OK
[ 22/11/2018 12:09:42 SM-G930A ] Generate and check client proof... OK
[ 22/11/2018 12:09:42 SM-G930A ] Verify proof by client... OK
[ 22/11/2018 12:09:42 SM-G930A ] Reading data from phone... OK
[ 22/11/2018 12:09:51 SM-G930A ] Searching Ramdump interface... COM3 detected
[ 22/11/2018 12:10:06 SM-G930A ] Reading data from phone... OK
[ 22/11/2018 12:10:10 SM-G930A ] Calculating... OK
[ 22/11/2018 12:10:15 SM-G930A ] Searching server... OK
[ 22/11/2018 12:11:25 SM-G930A ] Waiting for server answer... error (1)
[ 22/11/2018 12:11:28 SM-G930A ] Update your firmware to latest
[ 22/11/2018 12:11:28 SM-G930A ]

TKZ for colaborations

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treo29