Olympus xD memory card error!!!?

The camera displays "card error" whenever i put the memory card in it and gives me a formatting option. I havent formatted the card because i dont want to lose the pictures i have on there. I have tried several recovery programs but none of them recovered any pictures. Do i need to format my card for the... show more The camera displays "card error" whenever i put the memory card in it and gives me a formatting option. I havent formatted the card because i dont want to lose the pictures i have on there. I have tried several recovery programs but none of them recovered any pictures.
Do i need to format my card for the recovery programs to work? How can i get my memorycard to work properly without formatting and losing my pictures??
HELP!
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