Help with a micro sd card

[tek2tirado]

ok so i have a transcend 512mb
acouple of months ago very thing on the card got erased
and then after ever soft reset i got a msg sayin i had 2 fomat the card

i have since replaced that tp with a new one thru sprint
and in the beginning it read the card ...but now i doesnt recognize it at all
my gf has a tp also ...shes runnin the stock rom and it doesnt read it also

is the card fried?
its not even a year old