Fixing the "License Not Recognized" Error 30 in ETABS 2016 Structural engineers relying on ETABS 2016 for critical design work know that few things are as frustrating as the prompt. This error typically surfaces when the software cannot verify your license through the Sentinel RMS License Manager, effectively locking you out of your projects.

Security software may have quarantined the license generator or the license file itself. The Best Solutions for ETABS 2016 Error 30 1. Check Your System Date and Time

If you are using a network license, your PC needs to know the IP of the server. Open the > System > Advanced System Settings . Click Environment Variables . Under "System Variables," click New . Variable Name: LSFORCEHOST Variable Value: [Enter your Server IP or Hostname] Click OK and restart your PC. 5. Re-generate the License (Standalone Users) If the license file has become corrupt: Go to the ETABS 2016 installation directory. Locate a tool named echoid.exe . Run it as an administrator. Note your Locking Code .

Look for the lservrc file. If it is missing, you may need to run the utility found in the same folder to re-register your standalone license. 3. Run as Administrator