If rendering on GPU, you may be out of video memory. Switch to CPU mode to see if generation completes. 3. Error Initializing or "Something Went Wrong" LightGen Problem - Chaos Forums
Alex’s Windows username was — with a space. vray light gen not working
: Light Gen requires built-in HDRI assets. If these weren't downloaded from the Chaos Group server during installation, the HDRI category may appear empty or non-functional. Known Software Bugs If rendering on GPU, you may be out of video memory
Ensure "Disable lights on application" is NOT interfering. By default, Light Gen ignores artificial scene lights and only focuses on the environment. 🛠️ Detailed Solutions by Symptom 1. Light Gen Thumbnails are Black Known Software Bugs Ensure "Disable lights on application"
This guide addresses common technical roadblocks and user errors encountered when using the V-Ray Light Gen tool in SketchUp and Rhino. Core Functionality Overview
To ensure V-Ray Light Gen never stops working again, adopt these habits:
This is the most common "bug," yet it isn't a bug at all—it's a Windows multi-monitor issue. If you previously used Light Gen on a second monitor that is now disconnected, the window opens in a phantom space.