Lumion 12 Is Being Prevented From Contacting The License Server | !!top!!

Before we dive into the troubleshooting guides, let's examine the possible causes of the error in more detail:

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Look for any lines containing the word lumion (for example: 127.0.0.1 backup.lumion3d.net or 127.0.0.1 license.lumiontech.net ). any lines that mention Lumion. Save the file ( Ctrl + S ) and restart Lumion. 2. Whitelist Lumion in Windows Defender Firewall Before we dive into the troubleshooting guides, let's