fps decreased on my game does movieclip the problem

hello developers …

i have problem in the fps its decreased my game contains object from movieclip library this object moved on the screen my object generator generates movieclip objects when number of objects increased the object transition become slow so i have performance issues i am also using modules so please is there any way to know where is the memory leaking ??
with respect

thanks in advance [import]uid: 74537 topic_id: 16782 reply_id: 316782[/import]