Did you figure what was going on , were you able to fix it.. Having same problem...
Maybe you should to try to contact them via there Webpage
https://shop.futurebit.io/ or write a pm to jstefanop for help.
The last time he was online on the Forum was yesterday so i guess a pm would be the best option.
I havnt got this problem at all for the years i was running the Miner , fingers crossed you get some help soon.
SO After a LONG LONG LONNG! time i finally figured it out. For people with ASUS router router you need to turn of Aiprotection