Emulator Troubles (Please Help)

[Woofumz]

Well actually it's a few problems.
1) I can't get Mupen64 to run
2) I can't make save states
3) save anything including preferences for the emulators.

What am I doing wrong here?
Somebody Please help me out! :(

[amergoku]

Best use project 64 emulator;
Works nicely and almost emulates every game

here is thelink to download:

http://www.emulator-zone.com/doc.php/n64/project64.html