Etabs License Not Recognized Error 120

💡 If you recently updated Windows, your "Computer ID" or "Locking Code" might have changed. If the steps above fail, generate a new request file via the License Management Tool and contact CSI Support for a license reactivation. To help you fix this faster, let me know: Your ETABS version ? Using a Network or Standalone license?

The computer does not know where to look for the license server.

Open the Windows and navigate to Clock and Region . Click on Region . Under the Formats tab, locate the "Format" dropdown.

Error 120 in ETABS, while disruptive, is typically a correctable issue caused by an incomplete license file. By following the step-by-step solutions, performing advanced checks, and implementing preventive measures, you can reliably resolve this error. Always rely on official resources or authorized distributors for help if needed. etabs license not recognized error 120

The lservrc file is missing, corrupted, or contains incorrect locking codes.

The most common cause is ETABS looking in the wrong place for its license.

Click the option (requires an active internet connection). 💡 If you recently updated Windows, your "Computer

Open the Start menu, type , and press Enter .

: Aggressive real-time security scans quarantining or selectively blocking lservrc or local locking code files ( wechoid.exe ).

If you are using a network license (where the license sits on a server and not your local machine), Error 120 usually means your computer cannot find the server. Using a Network or Standalone license

If your license server's IP address changes due to DHCP lease expirations, all client workstations will lose connection and throw Error 120. Use a static IP for the host server.

The number 120 typically corresponds to a network timeout or a "license not found" response. Unlike a simple activation error, Error 120 suggests that the ETABS application sent a request to the license server (or your local license file), but the server either didn't respond in time or responded saying the license doesn't exist for that specific product version.

: For older versions where licenses have expired, some users employ tools like RunAsDate to trick the software into thinking it's running during the valid license period, though this is a workaround rather than a formal fix.