How to check the status of Autodesk Desktop Licensing Service
White Paper: Troubleshooting Autodesk Licensing Status Errors 1. Error Overview
If you are a CAD manager, BIM coordinator, or design professional using Autodesk software (AutoCAD, Revit, Maya, Inventor, or 3ds Max), seeing the phrase can be a moment of dread. This error typically appears as a pop-up notification, in the License Manager logs, or as a status report from network license servers.
The client cannot check out a license because the server reports the license as already in use (hot), but the client session has no valid handle to it. autodesk license status 2100 hot
If you are using a network license, the server must be reachable. Ensure you are connected to the company VPN. Verify the server running the NLM is active.
Using an old version of LMTOOLS (FlexNet License Manager) with a new Autodesk product release often triggers status 2100. For example, running AutoCAD 2025 on an LMTOOLS 2018 version will fail.
Attempting to use a serialized license when the software is expecting a named-user login, or vice versa, often triggers this error. Solutions to Fix Autodesk License Status 2100 How to check the status of Autodesk Desktop
If the error returns after 5 minutes, a borrowed license is likely corrupted.
Unlike basic "expired subscription" notifications, the 2100 status code highlights a failure in the underlying architecture of the modern Autodesk ecosystem. For software versions 2020 and newer, Autodesk shifted to a decoupled activation framework. When you see this error, one of the following root causes is to blame: Solved: License Status 2.10 - Forums, Autodesk
Close the software, reopen it, and sign back in to refresh the authentication token. Update the Licensing Components Autodesk Access The client cannot check out a license because
Which (AutoCAD, Revit, etc.) are you using?
Train users to close Autodesk applications properly (File > Exit). Avoid killing processes unless absolutely necessary.
The most common cause of license issues is the licensing service not running. Press Start , type Services , and press Enter.