help with rez injector

i wanna try out some ca modding but i cant seem to get the injector to open. ive downloaded them from all sorts of sites but none of them work and i just keep getting an error msg tht says C:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\mscor wks.dll could not b loaded. am i missin something?

You might need to download a different version of the .net framework

rez injector? where the hell is that?

A prgram which injects rez files into another rez file .. I think