If you use Norton, McAfee, or Bitdefender, you must manually add the Lumion installation folder to the "White List" or "Exclusions" list.
Look for any lines containing lumion or backup.lumiontech.net . those lines entirely. Save the file and restart Lumion. 🛡️ Step 2: Configure Windows Firewall If you use Norton, McAfee, or Bitdefender, you
Open Command Prompt as Admin and type ipconfig /flushdns , then hit Enter. This clears old connection data. Save the file and restart Lumion
If the technical fixes above do not work, the issue may be on the account side. If the technical fixes above do not work,
Ensure you aren't logged into the same license on a different machine. 🚀 Pro-Tip for Fast Troubleshooting
Troubleshoot issues that often follow license errors. Which of these troubleshooting steps
If you are using a VPN, disconnect it and try launching the software again.