: In some cases, CSI software requires the PC date and number format to be set to US (mm/dd/yyyy) to recognize the license properly.
"License Not Recognized Error 30" in ETABS 2016 is usually resolved by or restarting the Sentinel service . By following the steps above—specifically running the LicenseRequest tool and checking the services.msc —you can quickly resolve this issue. license not recognized error 30 etabs 2016 best
(effectiveness for ETABS 2016):