Help my camera will not format my memory card. I bught a new sd memory card with a 8g memory and it cmes up that it needs formatting the camera will not do this for me can you help me?

If you "formatted" the card using the 'FAT16' file-system format, the maximum size is 2 billion bytes (1.87 Gigabytes).
Copy all the files onto your computer, and reformat it with the 'FAT32' file-system format, which does support your 8 billion bytes of memory.

You need to delete stuff on the memory card or put a empty memory card in there

8G means it's an SDHC card, not an SD. I doubt the fisher-price camera is designed for SDHC cards.

The Z740 works with MMC and SD cards. Your 8GB card is actually an SDHC card. While it fits into the slot, it is electronically incompatible and will not work. You need to use MMC or SD cards, 2GB and smaller.

Your camera, which came out in 2003, was never designed to use the new SDHC cards. You can only use SD cards up to 2gb.

to format a sd memory card, you can insert the card to computer or camera, and select the format. To unformat a sd memory card, a data recovery software can help you.
Are you in a dilemma as to whether to format your SD card or not? If you don't format the SD memory card, you cannot use your SD card any more, and you cannot transfer files from SD card to other devices. If you format the SD memory card, you will loss all the files like photos and videos on your SD card. Follow the link you can get the answer.

Get an SD card.

The DX7590 works with SD (and MMC) cards. Your 8GB card is actually an SDHC card and thus will not work. You'll have to stay with cards 2GB and smaller.

You need to format a new card in the camera.

The Samsung Gravity doesn't support the Micro SD HC (High Capacity) cards, just the regular Micro SD cards. Yes, it sucks.

If you used the SD/MMC memory card in another brand of camera or device, you may need to format the card in your new EasyShare digital camera. (You may have noticed a "Memory Card Needs Formatting" message when you inserted the card.) CAUTION: Formatting deletes all pictures and videos, including those that are protected. Removing a card during formatting may damage the card. To format the SD/MMC memory card or the internal memory of the camera: Transfer images to the computer before formatting the memory card. Press the camera Menu button. Highlight SETUP MENU, and then press the OK button. Highlight FORMAT, and then press the OK button. Highlight an option - MEMORY CARD (deletes everything on the card), CANCEL (exits without formatting), or INTERNAL MEMORY (deletes everything in internal memory). Press the OK button. Highlight Continue, and then press the OK button. Wait until formatting is finished before removing the card. When formatting is complete, the SETUP MENU is displayed. Press the Menu button to exit the menu.