Etabs License Not Recognized Error 120 Work Today

To resolve the ETABS License Not Recognized Error #120 , you should primarily focus on re-authenticating your standalone license , as this error typically indicates an incomplete license file CSI Knowledge Base Primary Fixes for Error #120 Deactivate and Reactivate : For standalone licenses, use the CSiLicensing

1. Uninstall: Go to Control Panel > Programs and Features. Uninstall ETABS and CSI License Support.
2. Clean Registry (Advanced): Use a registry cleaner (like CCleaner) or manually search the registry for "Computers and Structures" keys under HKEY_CURRENT_USER\Software and delete them. Note: Only do this if you are comfortable with RegEdit.
3. Delete Folders: Delete the main installation folder in Program Files.
4. Reinstall: Install ETABS from scratch, ensuring you select the option to install License Support during the setup wizard.

Conclusion

: Verify that your firewall is not blocking communication to the license manager on the server. CSI Knowledge Base Advanced Technical Steps Verify Locking Codes WechoID.exe etabs license not recognized error 120 work

The licensing system of ETABS uses a combination of hardware and software keys to validate the license. The license file contains information about the software version, license type, and the authorized computer(s) to run the software. To resolve the ETABS License Not Recognized Error

• Check network connectivity and ensure that ETABS can communicate with the license server.
• If using a network license, verify that the license server is running and accessible.

• The Sentinel RMS License Manager service is not running.
• A firewall or antivirus is blocking communication on ports 1947 or 5093.
• The lslicense.lic file is missing, corrupted, or points to the wrong server.
• Another program (like older CAD software) has hijacked the required ports.