Why are Spotlights not casting shadows? Arthur Roodenburg July 31, 2018 02:55 Updated Follow Please see this Knowledge Base article. Related articles Why are Spotlights not casting shadows? Why are there no sun shadows? Why does Lumion crash or display an error when you load or save some Scene files? How do you get roof tile directions aligned to the slope of the roof? Download Lumion LiveSync for SketchUp Comments 0 comments Article is closed for comments.