Sometimes V-Ray "remembers" a bad window position. Closing the host app and deleting the vray_ui.json or similar configuration files in your AppData folder can force a hard reset of the UI positions. Update Your Graphics Drivers and Software
Open your web browser and type localhost:30304 into the address bar. If the Chaos License Server page doesn't load, the service isn't running. vray asset editor not showing
The error is almost always a UI state corruption or a multi-monitor glitch, not a broken render engine. In 90% of cases, deleting the UI_state.json file (SketchUp) or using the Alt+Spacebar trick (3ds Max) solves the problem instantly. Sometimes V-Ray "remembers" a bad window position
Open a completely blank project. If the Asset Editor works there, the issue is file-specific. If the Chaos License Server page doesn't load,
To resolve the issue of V-Ray Asset Editor not showing, follow these step-by-step troubleshooting steps: