G930T failed to reset FRP, cannot find the phone but I never remove the cable at all


Chimera too, please kindly check what issue this may, I tried to reset FRP from G930T ( samsung S7 tmobile ) but won’t detect after the phone reboot. For sure this has android 6.0.1 version

Chimera Mobile Phone Utility version: 11.12.1620 @ 2016-08-17

Printing phone history

SW Change
8/18/2016
12:10:35
AM

SW Change
8/13/2016
10:54:22
PM

SW Change
8/11/2016
1:28:28
AM

SW Change
8/10/2016
11:46:28
PM

Reset FRP Lock
5/22/2016
1:34:47
AM

[Reset FRP lock started]

Processing…
Processing. Be patient! Do NOT disconnect the phone!

Checking custom root image…
Downloading custom root image. Be patient! Do NOT disconnect the phone!
Checking downloaded image.
Present.

Rooting by custom image based root method…

Flashing firmware…
Waiting for download mode.
Connecting.
Reading PIT.
Flashing boot.img
Restarting phone.
Waiting for device. Be patient! Do NOT disconnect the phone!
Device unavailable.
Finished at local time: [08.17.16 17:28:39]
WorkID: 12840350