Now I'm be able to Load iff editor Beta9 on windows 7 64 bit

[wsx]

It's very sample.
You have to download cornflags.exe inculde in Frameworks SDk (or search by google).
Put cornflags on your IFF beta 9 folder.
go on dos mode (on start use cmd.exe command).
Go on your Iff beta 9 folder and write
corflags.exe /32BIT+ NBA 2K9 IFF Editor Beta9.exe

Now You can use Iff beta 9 on windows 7 or Vista 64.