has anyone else had issues when trying to put games on 8gb r4sdhc card. i can load entire sdhc card almost full 7-8 gb, on pc it shows all games, but when i put r4 into ds only half comes up on screen, about 4 gb, the rest are untitled or chinese writing mess. now i read that alot of people have this same issue, please has anyone figured this out or can direct me properly.