Problems wid A-Ga

heya eveyone, i downloaed the 3.92gb version and i installed it, the
game runs fine, but for some reason some of the .aga files won’t run
in either Windows media player 9 or in game, from the start to
m4_s409.aga it works, but after that files, i get all errors, can
anyone help me wid this ?
and also i tired to reinstall it again, and it didn’t work T_T

Where do u downloads the game please tell me??? or E-mail me at dertdevil@hotmail.com ... i will thank u a lot and i got the game save .. Can we exchange it Thank a lot