That's because AdriPSX doesn't use memory card saves. Instead, it saves in a propietary savestate format (well, as propietary as every emu's sstate format). as sstates are different across emus, you simply can't transfer them between two different emus.insaneacyde said:
Also, IIRC AdriPSX doesn't support disc swapping, so you'll have to use a different emu anyway.