The ETABS "License Not Recognized! Error # 120" is a frustrating but solvable problem. In most cases, the error indicates that your license file is incomplete—typically due to improper activation, antivirus interference, or a corrupted license file. The most reliable official solution, according to CSI, is to .
Error #120 can be triggered by incompatible PC date formats. Change your Windows region settings to US (mm/dd/yyyy) and restart the application. etabs license not recognized error 120 work
Navigate to your ETABS installation directory (usually C:\Program Files\Computers and Structures\ETABS [Version] ) and ensure the lservrc file is present. The ETABS "License Not Recognized
Check the . If it is not running, right-click it and select Start . The most reliable official solution, according to CSI, is to
Error 120.
[Enter your server's IP address or Server Name] Click OK to save changes and restart your computer. 3. Configure the CSiLicensing Utility
Ensure your computer's date and time are accurate. In some cases, changing the PC date/number format to US (mm/dd/yyyy) is required for the licensing tool to process the activation correctly.