ETABS 18 includes a built-in tool called to help you switch or reset license modes.
If they don't match, you must deactivate and reactivate your key. unable to find a license etabs 18
If ETABS doesn't know where to look for the license, it will default to a "not found" error. This is especially common with Network Licenses. ETABS 18 includes a built-in tool called to