> Besides that, does anyone know why I can't load previous Game & Watch save states > from MAME 0.212 in 0.215? > I get this message: "Error: Unable to load state due to an invalid header. Make sure > the save state is correct for this machine." > > Can MAME use save states from previous versions? >
if the emulation changes (different things saved, restructuring of device hiearachy etc.) then states no longer load (as MAME doesn't know how to load them - things don't line up anymore)
this happens rather often in MAME because it's a project that undergoes a huge amount of development.
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