(I use adobe CS4, could be different)
If your missile wont move, but will spawn, go to game.fla and library. Rightclick misslie and then properties. In there check the identifier and class, you probably need a capital letter or a non-capital letter (opposite of what you got now).
 "Factions"){kind=icon}
 "live RPG"){kind=icon}
 "Shootorial #3"){kind=icon}
 "WreckRace"){kind=icon}