so... i have a P990i with 1gig sony memory card in it. after transfering some music files from my laptop to the memory card, when i put it in my phone again, it says memory card corrupt... and the card doesnt work anymore. i tried to format it but displays the same error. "memory card corrupt"...

how can i fix it??? i tried to format it using my laptop too. i put it in the card reader socket and tried to format it, but it says windows cannot complete format....

what can i do to fix that thing...

thanks!