Wonky ROM List

Can anyone be of any help?    when open my emulators I get some Roms at the top of the list out of order (4 or 5) then 2 or 3 spaces and then the games are in order, even the ones at the top that are out! are repeated in the Rom list this happens on all the emulators, I have deleted the cache files in GameEx but its still the same HELP !! its prob something simple I bet also 1 or 2 of the roms are incorrectly miss spelt in the list but not in the Rom folder!!?? strange . Regards