| Error | Likely cause | Solution | |-------|--------------|----------| | “Invalid machine identifier” | Copied incorrectly or from wrong version | Copy exactly, ensure no extra spaces. | | “License key not found” | Key entered incorrectly or expired | Verify key in Redgate account. | | “Activation file expired” | File not used within 48 hours | Generate a new file. | | “Already activated” | License already used on another machine | Deactivate the other machine first. |
Back on the offline machine: