I don't know if you can convert you save states. I suspect not. Google it. You can definitely use save game files (memory card files) from fpse in epsxe. I haven't played ff VII far enough to give advice. Have you searched through the forum here, or outside of fpse for fixes for simialar issues in ...

I'm currently playing Disc 2, but everytime I go to SAVE to memory card, the game freezes. Sound is played, but the screen is stuck on the SLOT 1 and SLOT 2 screen (both are grey). I can load and save via save states. I can also load via memory card from normal boot up of the disc, but I can't save ...