Samsung SM-G920a samsung account unlock fail. Please help me

Hello guys. I have samsung G920a blocked by samsung account. I wanna unlock it but I have fail with it. Please help me how to do it. Thank you

Operation: Reset FRP/React/EE
Selected model: SM-G920A
Software version: 35.2

Searching Samsung USB Flash interface... COM8 detected
Setup connection... OK
Reading PIT from phone... OK
Searching FRP lock... OK
Erasing FRP lock... error
Done with Samsung Tool PRO v.35.2