Some users have reported the following error when starting Machines Simulator:
(http://nirtec.com/forum/images/Error1.gif)
When launching the Test program appears the following error message:
(http://nirtec.com/forum/images/Error2.gif)
The error is due a lack of the Microsoft DirectX libraries, to solve the problem you must to reinstall the DirectX redistributables.
Download from the following link:
http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=35 (http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=35)
Once downloaded, install it. This must to solve the problem.