i got the same error as shapyi, but then i run the bios, and the memcard showed the icon of the castlevania save.
but it didnt load the game when i asked to.
could it be a PAL/NTSC thing?
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[Windows 7 RTM PRO X64] [Gigabyte GA-G31M-S2L] [Intel E5200@2.5Ghz] [Corsair XMS2 DHX 4GB DDR2 800MHz] [HIS HD4670 1GB GDDR3] [19" LCD SyncMaster T190] [Samsung SATA II HD322HJ 320GB] [LG HL-DT-ST DVD-RAM GH22NS30]
(@gigaherz) S.N.K.M.A.D.: Synthetic Networked Killing and Masterful Assassination Device