How to avoid the error "ScanBus Failed Exception"

[Kalyani]

Hi,

Im a new memeber to this group.My problem is, im developing a application on FingerPrint Identification in

java.TO interact with the device we attach to the system we need drivers, we also need JUSB Driver to interact with the Java Application.

But the problem is when i run the application im getting the error like "ScanBus failed Exception can't get devicepath