I just bought a SD card and when i put it in my

What is the capacity (max size memory card) that your camera will accept? Error message may be that you have exceeded that capacity. My FujiFilm S700 required a firmware bios flash upgrade for it to be able to take the newer 4 gig cards. Used to max out at 2 gigs. If this has helped, please rate it accordingly. Good luck.

You can try to put it into the computer and format it.
Then put in into the camera and then try to format it
Thats what i've done in my friends camera i think it was the same you got