Send an e-mail to ELBOX and register with them the powerflyer.
Then aske nicely to get the new unreleased v8.1 drivers. If u r lucky and they send it to u, then all your troubles will go away... For my system, ONLY the 8.1 drivers worked OK. I am told I have the 1st generation of the 32bit FastATA1200 ... good luck! :-D