[J-C]

have you tried formatting your memory stick? and restoring default settings? then reboot and try again

[Geek9]

probably mentioned, but make sure its not the USB chord, having your psp on 333mHz will sometimes burn the chord out

[thenoobmuncher]

ok so now my psp is on default also i restored my pc to an earlier day and i formatted and rebooted still wont connect maybe i should just get a card reader

[thenoobmuncher]

i got a new us cord and it worked for about 1 minute then it messed up again (just updating the situation)