Lumion 12 Is Being Prevented From Contacting The License Server Better <8K 2025>

Sometimes your security software identifies the license check as suspicious activity and kills the connection.

If you are using a VPN, disconnect it and try launching the software again.

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 must manually add the Lumion installation folder to the "White List" or "Exclusions" list.

Troubleshoot issues that often follow license errors. Which of these troubleshooting steps

Change the file type filter (bottom right) from .txt to . Open the file named hosts .