If you have completed all the phases above and Error 120 persists, your license file may be expired or blacklisted. Reach out to your organization's software administrator or open a formal support ticket through the to request a refreshed license file.
If you're staring at this error message, don't worry. Here is a step-by-step guide to getting your software back online. 1. Deactivate and Reactivate (Standalone Licenses) etabs license not recognized error 120