I have tomtom gps i was able to link up with my pc, but after i did a backup as suggested i got a red x and a blinking flash card in left corner. I have sent back to manufacture serval time their return with a new one but i still have the same issue i know it is a software issue i did everything that was suggested still have the same issue need help please.

what is the make and model of your device?
try this:
http://www.tomtom.com/support/suppor...D=3&Language=1

thanks for the reply it is 510 thanks

if you cannot find your model, try this:
http://www.tomtom.com/plus/service.php?ID=17