Paste your official authorization code from CSI to regenerate a valid lservrc file. 2. Set Up the System Environment Variable
Missing or outdated Sentinel USB key drivers if using a hardware-locked license. 2. Troubleshooting Steps Step 1: Update Regional Date & Number Formats
Check if the error persists. If this works, permanently set the privilege by right-clicking the icon > > Compatibility tab > check Run this program as an administrator . 2. Check System Date and Time
Aggressive antivirus heuristics can flag licensing components like CSiNativeAuthorizer.dll as false positives. etabs license not recognized error 120
Locate the lservrc file, right-click, and delete it to erase the incomplete configuration.
If it exists, copy it to your desktop as a backup, then delete it from the ETABS folder.
Changes in network adapters, MAC addresses, or hardware components can invalidate a standalone license lock. Paste your official authorization code from CSI to
Often, restricted user permissions prevent ETABS from accessing the license system.
Click the button under the "Synchronize your clock" menu. Restart ETABS to check if Error 120 is resolved. 2. Renew the Standalone License via NetKey
Rerun from your Windows Start menu or the installation folder to rebuild a fresh file structure. 3. Match Machine Locking Criteria via Wechoid If it is missing
) as an administrator to ensure the locking code matches the current hardware. Next Steps: If the error persists after these steps, please generate a License Request File (.lic)
Firewalls or antivirus programs are blocking communication between the workstation and the license server.
The most common trigger is an incorrect system date or regional number format.
If you use a network/server license, your computer needs an explicit path to find the host server.
If it is missing, run the found in the same folder to re-link your license.