John contacted the Lumion support team, reporting the issue and providing details about the problem. They were grateful for his thorough investigation and confirmed that the issue was indeed related to SecurityGuard.
Add the entire Lumion installation folder to the whitelist: C:\Program Files\Lumion 12.0
Navigate to your Lumion installation folder (usually C:\Program Files\Lumion 12.0\Various\Redist versions ). John contacted the Lumion support team, reporting the
Are you using a or a managed corporate network ? Do you have an active VPN or third-party antivirus running?
Are you using a or a managed corporate network ? Are you using a or a managed corporate network
Most connection issues are caused by overzealous security software blocking Lumion.exe .
Find , click Add or remove exclusions , and choose Add an exclusion > Folder . Most connection issues are caused by overzealous security
Lumion requires access to the following domains and ports:
Click and repeat the process if an inbound block exists.
Corrupted system files can prevent Lumion from starting the license verification process.