: The most common fix is to download the latest version of the Autodesk Desktop Licensing Service from your Autodesk Account or the official update page . Reinstall the Licensing Component :
Before performing a full reinstall, check if a simple update resolves the conflict. Open the (formerly Autodesk Desktop App). Navigate to the My Updates section. Locate Autodesk Licensing Service and click Update . Restart AutoCAD once the installation is complete. 2. Reinstall the Core Licensing Service (Windows) 20 generic license checkout error autocad