NewTek Light Wave 3D 2018 Build 3063
The LightWave scene format LWS has been incremented to take account of LightWave’s new features. Previous versions of LightWave will not be able to load LightWave 2018 scenes, you will need to export in a previous version LWS format.
LightWave 2018 now comes with a set of primitive objects in addition to the mesh objects it has always supported. Right now, you can create Primitive Shapes, Volumetric Primitives and OpenVDB objects.