Why are Spotlights not casting shadows? Lumion Support Center July 31, 2018 02:55 Updated Follow Please see this Knowledge Base article. Related articles Why are Spotlights not casting shadows? How do you get roof tile directions aligned to the slope of the roof? Why does Lumion crash or display an error when you load or save some Scene files? Download Lumion LiveSync for SketchUp Why are there no sun shadows?