I get this like error when i press the Startup

I get this like error when i press the Startup.exe.HELP PLS
http://imageshack.us/photo/my-images/823/fileerror.jpg
image here
pls help me

And P.S.
I downloaded off Mahaj and thanks for your game Mahaj but i dunno how to install
help is appreciated
~lionden~
Answer #1
Update All Driver, Direct X, Visual c++ & GPU Drivers.
Answer #2
Urm this is Halo 2
Answer #3
TheFreakill replied: Urm this is Halo 2
Update windows / repair sysfiles… getting that error most likely means that your advapi32.dll needs an update / might be broken..
(Do what |Leader| said)
Answer #4
Updated still same problem
Answer #5
Are you using Windows XP? (cause the game doesnt work on it)
Vista & 7 only
Answer #6
Oh but why?