Community
I've tried to install inventor 2015 but there is the error that is show in the attachment, please help me, I need this program for the university!
Disable your anti-virus, especially if it is Trend-Micro. Also, make sure you install with local admin rights and UAC off.
Try again.
User Account Control.
http://windows.microsoft.com/en-us/windows/turn-user-account-control-on-off#1TC=windows-7