PJDuro,
Just to make sure, have you used this?
http://www.adobe.com/support/downloads/product.jsp?product=27&platform=Macintosh
And have you tried going through all the updates one at a time?
And have you tried uninstalling, running the Cleaner Tool, and reinstalling, then updating?
Use the CC Cleaner Tool to solve installation problems | CC, CS3-CS6