SM-G950F not flashing on Android 8.0.0.

Code:
Operation: Flash
Selected model: SM-G950F
Software version: 31.0
File analysis... OK
Total file size: 0xEE2412F3 (3810 Mb)
Searching USB Flash interface... COM6 detected
Setup connection... OK
Set PIT file... OK
Reading PIT from phone... OK
Flashing done (time - 00:00:01)
