There are many possible problems her so your best bet is to check out:
www.papajohn.org Crashes & Hangs
If that doesn't help then come back and we can go from there.
-Wojo

"Itachan" <Itachan@discussions.microsoft.com> wrote in message
news:0746C733-3F01-4BF9-9EF0-94DC658C302E@microsoft.com...
> Movie Maker is being freezing on me all the time lately. On occasion I can
> start to
> edit my video, but it eventually freezes for no reason. Sometimes it
> freezes
> when I am saving.
>
> Any ideas?