Etabs License Not Recognized Error 120 [updated] -

If they do not match your original purchase registry documentation, contact CSI Technical Support to request a locking code reset. Step-by-Step Fixes for Network Environments

If they are not on the list, click , browse to the ETABS installation folder, and add ETABS.exe and lsinvest.exe . Click OK to apply changes. Preventive Measures for the Future

If your computer's local MAC address or hardware UUID shifts (common after major Windows updates or docking station connection shifts), ETABS will fail to recognize its own local lock verification scripts.

CSI ETABS Error Code: 120 Error Message: "License not recognized" or "The license server does not support this feature (Error 120)"

and send it to the IT department or CSI Support for a license renewal or re-activation. to CSI or an internal memo for your engineering team? etabs license not recognized error 120

: An incorrect system date can cause license validation to fail. Ensure your computer’s date and time are synchronized. CSI Knowledge Base Troubleshooting Connectivity (Network Licenses)

Variable Value: Enter your server's IP address or computer name (use localhost if it's a standalone license). Restart ETABS. 3. Verify the "lshost" File ETABS checks a local text file to find the license server.

For structural engineers, ETABS (Extended Three-dimensional Analysis of Building Systems) is the gold standard for building analysis and design. However, few things are as frustrating as sitting down to meet a deadline, launching the software, and being greeted by the dreaded

Open the activator tool again, enter your original official validation key, and click to pull a clean, complete structural profile directly from CSI America. Method 2: Synchronize System Regional and Time Formats If they do not match your original purchase

If you are using a physical red or purple USB key, the issue might be physical.

The background service responsible for fetching the license is stopped or corrupted.

Method 1: Deactivate and Reactivate Your License (Official CSI Fix)

Below is a comprehensive guide to understanding, troubleshooting, and resolving Error 120. Understanding Error 120 Preventive Measures for the Future If your computer's

Open it with Notepad and ensure it contains only the hostname or IP address of your license server. Save and close. 4. Firewall and Antivirus Exceptions

Here is your complete guide to diagnosing and resolving in ETABS.

Corrupted previous evaluation registries or cached installation wrappers can conflict with fresh license data. Clearing native images resets the interface.