Do you have problems with r4,r4i,r4sdhc,r4isdhc,dstt,dstti ect.
Like it says: "savfile not founded! Please restart system."
How to fix!
If your games are in a map, like: :/root/games.
if there are all your games put it all at the root.
If it not works.....
Try rename the game that not works...