i cannot add cheats but most of my games do have cheats beacouse my friend has the same version as me and he gets cheats for the exact games i play exept maybe pokemon stadium2
Must have been an error in that carbon interface playing up again.
It does that some times, it can be a wee bit unstable.
Unfortunatly it's an integral part of the emulator, so you'll just have to bare with it.
Sorry.