Error Message During Install

I receive this error message when i try to install Adobe Air and an Air Application. What does this mean? How do i fix it?

There has been an error running

C:\PROGRA~2\COMMMON~1\Version\1.0\ADOBEA~1.EXE

C:\PROGRA~2\NATION~1\tempAir\CNGViewer.air:Program Ended with an error exit code

The application will exit now.

Windows 7