Cant Find Active Atmel

[flickster]

anoon guys, had a powersync unlooper working no probs for a while, until tried to pop a card last week, ran script and got the message card didnt reset bla bla,,tried turning pot and usual stuf,,still no jot,,went to reflash it it and stopped at "cant find active atmel" mentioned here in other posts but no certian solutions,tried different scripts and flashes,,so thought it goosed, ordered another one from permitted trader, (i used to the powersync) and same again when tryin to flash, also got 2 spare chips with unlooper (4053) which was on my old one,,,tried them also on old/and new one....any idea guys, not changed port settings or anything,,just wont run..thanks