Portfolio item won't display

If you have created a portfolio item and the only thing that you can see when you try to visualize it is the loading cube on your page then here is what you need to know about the portfolio items in our theme.

The portfolio items are based on galleries and you always need to make sure that you insert the media content in order for the item to display. Please see the Project Media > Gallery Slider option in your page settings and insert  your gallery images there as in this screenshot: