Mastercam cannot see your license if the background Windows service is inactive.
Follow this guide systematically to resolve the issue.
: The "HASP Loader" or "CodeMeter" service is not running on the local machine or server. Network Issues mastercam 2021 license not found
Here’s a concise troubleshooting article for the error.
Last updated: Q2 2025. Compatible with Mastercam 2021, Windows 10 21H2+, and Windows 11 22H2+. Mastercam cannot see your license if the background
If your software-based license has become "unlinked" or was never properly activated: YouTube·MLC CAD Systemshttps://www.youtube.com
If the physical USB key does not light up on any computer, it has likely suffered hardware failure. Your local reseller can issue a replacement key. Windows 10 21H2+
Before troubleshooting, you must know which type of license you have, as the solutions differ.