1. does fireworks work? if not directly download and install: http://prodesigntools.com/all-adobe-cs5-direct-download-links.html
2. does pixel bender work? if not (and even if yes but you want the latest version), download and install: http://www.adobe.com/devnet/pixelbender.edu.html
3. do you have a working flash player? go here to check: http://helpx.adobe.com/flash-player/kb/find-version-flash-player.html
the other cs5 programs are not mentioned in the error message but, check to make sure they are all working.