usb problem

[kuvve]

ok..this is my problem..I go a canon a40 powershot digital cam.
when I connect it to my usb, it gives the errors I sent as the images atached..
I tried everything, like latest canon drivers and stuff..but still same error.
the usb works fine with all the things like printer keyboard etc etc..but when connected the cam. I get these errors..pls help me out???

 

[kuvve]

error 2

and this is when I click on it...

 

[madman]

usb

get the latest driver you can... try switching around to different usb port,,it may not be compat. with your controller!!