Users of SketchUp Pro 2016 could upload their own creations directly from the software ( File > 3D Warehouse > Share Model ).

SketchUp Pro 2016 introduced a specific workflow for model placement. When a user downloaded a model from the warehouse, the software offered two distinct options:

SketchUp Pro 2016 is a powerful 3D modeling software that allows users to create, design, and visualize their ideas in a user-friendly and intuitive environment. Developed by Trimble, SketchUp Pro 2016 is widely used by architects, interior designers, landscape architects, and product designers to create detailed 3D models of buildings, landscapes, and products.

It allows you to bypass the "Version Error" by converting newer files on the fly so they can be opened in older versions like 2016. 3D Warehouse