Etabs License Not Recognized Error 120 -
The "ETABS License Not Recognized Error 120" is a frequent hurdle for structural engineers using Computers and Structures, Inc. (CSI) software. This error typically surfaces when the Sentinel RMS License Manager cannot validate your credentials, effectively locking you out of your design projects.
6. Recommended Solutions
Based on the above, implement the following corrective actions: etabs license not recognized error 120
- Repair Installation: Go to Control Panel, find ETABS, and select "Change/Repair".
- Contact Support: If you are on a network license, ask your IT administrator to verify the license server is up and running. If you are an individual user, submit a support ticket to CSI Support. They are generally very responsive and can generate a new authorization file for you.
Port Blockage
- The default CSI port (e.g., 27000) is blocked by Windows Firewall, antivirus, or network policies.
