Question : 2894 Error Code???

I cannot install anything for some reason. I get an "error 2894" code when trying???

Answer : 2894 Error Code???

Windows Installer 3.1 Redistributable
http://www.microsoft.com/downloads/details.aspx?familyid=889482fc-5f56-4a38-b838-de776fd4138c&displaylang=en