This specific minor version (4.0.1.48) was also associated with troubleshooting efforts regarding , with some users reporting crashes or "unresponsive" behavior when using the plugin in newer SketchUp versions.
Version 4.0 introduced stricter hardware requirements compared to the 3.x lineage due to the new rendering engine. Enscape 3D 4.0.1.48
: A common "villain" in this version was the renderer failing to start or crashing immediately upon adding lights. The Mac Struggle This specific minor version (4