If you are using a legitimate license and encounter this error, it is likely due to overzealous security software or leftover entries from a previous installation. Edit the Hosts File
For more detailed technical support, you can visit the Lumion Knowledge Base or contact their official support team. How do you resolve antivirus and firewall problems? lumion 2023 host file entries detected patched
They can issue a hotfix or remote validation token. If you are using a legitimate license and
Note: Change the file type filter from "Text Documents ( .txt)" to "All Files ( . )" to see the file named simply hosts *. They can issue a hotfix or remote validation token
. This is typically a security measure to prevent the use of unauthorized or "patched" versions of the software. Common Causes Blocked Activation Servers
as an Administrator by right-clicking the application in your search bar. Navigate to C:\Windows\System32\drivers\etc\ and open the file named Locate and delete all lines that contain the word "lumion". Save the file. Ensure it is saved without a extension. Add Antivirus Exclusions