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Open command prompt and type: ping [server_name_or_ip] . 2. Restart the Sentinel RMS License Manager Service
Sometimes, Windows Defender or third-party antivirus software views the license verification process as a threat and blocks it.
: If deactivation failed, she might need a Microsoft FixIt tool to clear out corrupted registry entries left behind by previous versions.
For Sarah, this isn't just a glitch; it's a "gatekeeper" error. According to the CSI Knowledge Base , Error #120 specifically means the software found a license file, but it lacks the necessary data to authorize the session. How Sarah Solves the Mystery etabs license not recognized error 120
: In some cases, inconsistent regional settings or system dates can interfere with license validation. Ensure your system date and number format are set to US (mm/dd/yyyy) . Technical "Deep Story" Workarounds
Re-enable your security software immediately after activation. Summary Checklist for Error 120 Run as Administrator Fixes file permission errors. Deactivate & Reactivate Re-registers the machine and completes the license file. Check Time/Date Ensures the license is within validity. Delete lservrc Removes corrupted license files. When to Contact CSI Support
Restarting this service forces the computer to "re-read" the license file, which often clears Error 120 immediately. Open command prompt and type: ping [server_name_or_ip]
Select your current version of Sentinel RMS License Manager and remove it completely.
A: No. Disable it only during installation and activation. After successful activation, you can re-enable it, but be sure to add ETABS as an exclusion if the error reappears.
If you are using a standalone license, the fastest fix is to deactivate and then reactivate the software. Open ETABS. Go to the menu. Select Deactivate License . : If deactivation failed, she might need a
Use the WlmAdmin tool (installed on the server) to check if all licensed seats are already in use.
In structural engineering software, in Computers and Structures, Inc. (CSI) ETABS indicates that the license file is incomplete or improperly activated . This error typically prevents the software from launching and is often rooted in corrupted registry entries or a mismatch between the installed license and the workstation's configuration. Core Causes of Error #120
For standalone users, the error often indicates an issue with the local activation.
If ETABS doesn't know where to look for the license, it will trigger Error 120.
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