I have attached the usb cord from the camera to the computer, but the pictures don't come up. Nothing happens. This is a new problem.

SOURCE: Trying to get pictures off of my camera w/ a USB cord

You will need software for the camera to be installed on the computer first. You should be able to find it by going to the manufacturer's website, where they will be able for download.

If you have difficulty finding it, please reply with make and model of camera, and your operating system details.

Cheers!
ID

SOURCE: I cant upload my pictures

Not exactly a solution, but an explanation.
My mother has the same problem, so I took a look at her camera, and found this.

If you check the hole in the camera where you plug the usb chord in, you may notice the plastic piece in there may be bent or broken.
Id imagine repairing the camera would require some technical knowhow, because you would probably have to replace the part entirely.
Its just a case of the company using cheap plastic to build a camera that is supposed to have durability.

SOURCE: hello.. I have plugged my

check your USB Data cable .. may be is bad or not working properly..
taken new cable and try...

SOURCE: Camera isn't detected anymore by my computer.

Go to your start menu>all programs and look for it.

SOURCE: I have a canon A590 is camera. When I try to

Your USB cable is fine, I use a generic cable with my A590 with no problems. Connect the USB cable to the camera then your computer, make sure that the camera is set to the view setting instead of picture taking setting and then turn your camera an. Your computer should then see the camera. This is the only combination that works with my camera.

Best regards,
Bob