Article - CS293891
"Time limited usage period on feature <FEATURE_NAME> has expired" error in PTC Kepware products
Modified: 24-Nov-2025
Applies To
- Kepware Server (formerly KEPServerEX) 5.14.493.0 to 6.18
- ThingWorx Kepware Server (legacy) 8.0 to 6.18
Description
- KEPServerEX version 5 displays a Demo Timer across title bar
- KEPServerEX version 6 displays that a driver or plugin is time limited and will expire within the Event Log
- KEPServerEX version 6 Administration Icon reads that one or more features are time limited
- KepServerEx software runtime keeps going into Demo mode
- Time limited usage period on feature <DRIVER_NAME> has expired
- Time limited usage period on feature Memory Based has expired
- Why is PTC Kepware product running in demo mode?
- How do I get the Kepware server to stop complaining about licensing that I neither need or asked for?
- User tested the Advanced Tags plug-in, decided it’s not needed, deleted it, but still receives a license error—seeking a way to stop the system from checking for the plug-in license
- Activated the application; however, received an error message that Advanced Tags were time-limited
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