Any advice on how to resolve this would be greatly appreciated.

Despite these steps, the error persists. Has anyone else experienced this recently, or are there known server-side issues I should be aware of?

If basic restarts don't work, a corrupted SSL certificate or cached login data might be the culprit. Licence Error - Chaos Forums

If you are trying a new version (like the Vantage 3.0 Beta), ensure you have actually signed up for the beta on the Chaos site to add that "entitlement" to your account.

After any change (reinstall, firewall rule, service restart), reboot your machine before testing again. Many license issues vanish after a clean restart.

Ensure your subscription includes Vantage and isn't just for V-Ray Solo. 4. Advanced Troubleshooting: The "Clean Reinstall"

Getting a can bring your real-time rendering workflow to a grinding halt. These errors typically stem from connection issues between the Vantage client and the Chaos License Server , account mismatches, or outdated software.

Open your web browser and navigate to http://localhost:30304 .