Unplug the key, reinstall the "Sentinel Runtime" drivers from the Gerber installation media, and restart the PC. License Version Mismatch
High security; easy to move between different physical computers. Cons: Can be lost, stolen, or physically damaged. 2. Software-Based Licensing (Cloud/Virtual) gerber accumark licence key
Without a valid, recognized key, the software will typically run in "Demonstration Mode," which restricts your ability to save files or output data to plotters and cutters. Types of Gerber Licensing Systems Unplug the key, reinstall the "Sentinel Runtime" drivers