Windows registry access denied. Fix: Grant SYSTEM and Administrators full control of FlexNet registry keys.
Navigate to: C:\Users\ \AppData\Local\Autodesk\Web Services . Find the file named and delete it. Launch AutoCAD again; you will be asked to sign in. ⚙️ Step 4: Verify the Licensing Service is Running 20 generic license checkout error autocad
This is the most common cause of checkout failures. The client computer knows where the server is (via the LICPATH.lic file), but the server cannot provide a license because it is offline, the service is stopped, or all seats are currently in use. Windows registry access denied