Lumion 12 Is Being Prevented From Contacting The License Server -

Taking proactive measures can prevent recurrence of this error:

The error message "Lumion 12 is being prevented from contacting the license server" indicates that Lumion 12 is unable to communicate with the license server, which is required to validate your software license. This can be due to a number of reasons, including:

Open a browser. Can you search Google? If your internet is down, Lumion cannot contact the server. Run Windows Network Diagnostics. Taking proactive measures can prevent recurrence of this

Permanently add Lumion exclusions to your firewall and antivirus software to avoid repeated blocks.

Your network firewall might be actively blocking Lumion 12 from accessing the internet. You need to create an exception rule. If your internet is down, Lumion cannot contact the server

Search for . Click Outbound Rules on the left.

Lumion may not be able to contact the server through certain VPN connections or restrictive proxy servers. Disable your VPN and check that your proxy settings are turned off in Windows Settings -> Network & Internet -> Proxy. 2. Flush DNS and Reset TCP/IP Corrupted network pathways can cause connection issues. Open as Administrator. Type ipconfig /flushdns and press Enter. Type netsh int ip reset and press Enter. Restart your computer. 3. Ensure Proper Date/Time Settings Your network firewall might be actively blocking Lumion

Whether this glitch appeared out of nowhere or started right after a Windows update, you can resolve it using the step-by-step troubleshooting guide below. 1. Clean the Windows Hosts File

Windows may block inbound or outbound traffic for newly installed or updated versions of Lumion without notifying you.

Corrupted system files can sometimes interfere with software startup and connectivity. How to fix Lumion Startup Errors