Ensure your machine’s date and time are accurate. If your license has a set expiration, even a small discrepancy can trigger Error 30.
| Property | Details | |----------|---------| | | 30 | | Message | “License not recognized” or “Error 30: Cannot find a valid license” | | Software | ETABS 2016 (v16.x.x) | | Licensing System | Sentinel RMS / SafeNet (pre-2018 CSi products) | license not recognized error 30 etabs 2016 new