Sm-g955u t-mobile app relocked

sir i have a SM_G955U From Usa T-mobile
i unlock this phone date 5/04/2018.
now after few days phone again saying "THIS SIM CARD IS NOT SUPPORTED
PLEASE HELP ME NOW WHAT I DO ?

LOGS ATTACHED

[ 05-04-2018 10:32:00 ] Checking Login and Password... OK
[ 05-04-2018 10:32:00 ] Ballance: 45 crd.
[ 05-04-2018 10:32:00 ] You have 45 credit(s) left. This operation takes 10 credits.Continue? Yes
[ 05-04-2018 10:32:00 ] Waiting ADB device... OK
[ 05-04-2018 10:32:00 ] Reading phone info...
[ 05-04-2018 10:32:00 ] Model: SM-G955U
[ 05-04-2018 10:32:00 ] Android version: 7.0
[ 05-04-2018 10:32:00 ] PDA version: G955USQS2BQL1
[ 05-04-2018 10:32:00 ] CSC version: G955UOYN2BQL1
[ 05-04-2018 10:32:00 ] Phone version: G955USQS2BQL1
[ 05-04-2018 10:32:00 ] Product code: SM-G955UZKATMB
[ 05-04-2018 10:32:00 ] CSC country code: USA
[ 05-04-2018 10:32:00 ] CSC sales code: TMB
[ 05-04-2018 10:32:00 ] Phone SN: *********
[ 05-04-2018 10:32:00 ] IMEI: 3***********
[ 05-04-2018 10:32:00 ] HW version: REV1.0
[ 05-04-2018 10:32:00 ] RF cal date: 2017.04.26
[ 05-04-2018 10:32:00 ] Chip name: MSM8998
[ 05-04-2018 10:32:00 ] Modem board: MSM8998
[ 05-04-2018 10:32:00 ] Security patch: 2017-12-01
[ 05-04-2018 10:32:00 ] Boot Warranty bit: 0
[ 05-04-2018 10:32:00 ] Rebooting phone... OK
[ 05-04-2018 10:32:00 ] Waiting ADB device... OK
[ 05-04-2018 10:33:00 ] Rebooting phone... OK
[ 05-04-2018 10:33:00 ] Waiting ADB device... OK
[ 05-04-2018 10:33:00 ] Waiting for device to become ready... OK
[ 05-04-2018 10:33:00 ] Initialization zTool... OK
[ 05-04-2018 10:33:00 ] Running zTool, please wait...
[ 05-04-2018 10:33:00 ] Start... OK
[ 05-04-2018 10:33:00 ] Initialization... OK
[ 05-04-2018 10:33:00 ] Generate and check client proof... OK
[ 05-04-2018 10:33:00 ] Verify proof by client... OK
[ 05-04-2018 10:33:00 ] Reading data from phone... OK
[ 05-04-2018 10:33:00 ] Rebooting to upload... OK
[ 05-04-2018 10:33:00 ] Searching Ramdump interface... COM33 detected
[ 05-04-2018 10:34:00 ] Reading data from phone... OK
[ 05-04-2018 10:35:00 ] Calculating... OK
[ 05-04-2018 10:35:00 ] Searching server... OK
[ 05-04-2018 10:35:00 ] Waiting for server answer... OK
[ 05-04-2018 10:35:00 ] Waiting ADB device... OK
[ 05-04-2018 10:35:00 ] Waiting for device to become ready... OK
[ 05-04-2018 10:35:00 ] Initialization zTool... OK
[ 05-04-2018 10:35:00 ] Running zTool, please wait...
[ 05-04-2018 10:35:00 ] Start... OK
[ 05-04-2018 10:35:00 ] Initialization... OK
[ 05-04-2018 10:35:00 ] Generate and check client proof... OK
[ 05-04-2018 10:35:00 ] Verify proof by client... OK
[ 05-04-2018 10:35:00 ] Reading data from phone... OK
[ 05-04-2018 10:35:00 ] Rebooting phone... OK
[ 05-04-2018 10:35:00 ] Unlock done