Article - CS293892
How to clear trusted storage for PTC Kepware products
Modified: 15-Jul-2025
Applies To
- ThingWorx Kepware Server (legacy) 8.0 to 6.18
- Kepware Server (formerly KEPServerEX) 5.20.396.0 to 6.18
Description
- KEPServerEX displays 'Trusted Storage Load Failed' error during licensing
- KEPServerEX displays 'Failed to generate request: (Mandatory XML element missing)' error during licensing
- KEPServerEX displays 'Failed to Generate Request [First (or only) signature invalid]' when trying to generate the activation_request file
- KEPServerEX License Utility displays duplicate License Activation IDs Duplicate Activation IDs in License Utility
- License missing at KEPServerEX 6 License Utility
- KEPServerEX displays 'Failed to generate response: [response corrupted]' during licensing
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