My PS2 can't read the GameShark memory card, does anyone know how

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My PS2 can't read the GameShark memory card, does anyone know how to fix the issue? : r/ps2

PS2 Codebreaker - find (and/or convert) codes from AR Max, Gameshark etc & use them in CBv10

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My son was playing in my office closet and found this lol : r/gaming