"The game requires the expansion pack to function, don't forget to activate it!

In Project64, click on "Options" and then on "Settings". In the "Options" tab, make sure to uncheck the "Hide advanced settings" box. Then, go back to the settings, where you will see many more tabs. Click on "ROM settings" and set the RDRAM size to 8MB."

Filename	Size	Note
Super Mario 74: The Twelve Year Comet (v1.3.2)	9.40MB	Hack