Deactivate and then reactivate your standalone license to resolve Error #120, as this code typically indicates an incomplete license file.
tool to deactivate your current license and then reactivate it using your activation key. Check Date and Region Formats etabs license not recognized error 120 work
In ETABS, encountering the "License not recognized" (Error #120) typically indicates that the license file is incomplete or corrupted Deactivate and then reactivate your standalone license to
C:\Program Files\Computers and Structures\ETABS 20\)lservrc filelservrc file (provided by CSI or your IT admin) into the folderHere’s a concise troubleshooting piece for the ETABS error 120: “License not recognized”: Navigate to ETABS install folder (e
Step 3: Update License File and ETABS Configuration
Verify Locking Criteria: Ensure no major hardware or OS changes (like reformatting or changing the Ethernet card) have occurred, as these alter the "locking criteria" (UUID, CPU Info, etc.) and can break the license recognition.
ETABS License Not Recognized Error 120: A Comprehensive Guide to Troubleshooting and Resolution

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