Network firewalls on the server or client machine are blocking ports 27000-27009 or 2080 .
| Term | What It Is | | :--- | :--- | | | The central licensing service on your Windows computer (2020 versions and newer) that manages license activation and handles communication for all Autodesk products. | | Network License Manager (NLM) | The software (FlexNet Publisher-based) installed on the license server that manages the distribution of multi-user licenses to clients across the network. | | LMTOOLS | A graphical user interface (GUI) utility included with the NLM used to configure, start, stop, and diagnose the license server on Windows. | | AdskLicensing Folder | The directory on your computer where the Autodesk Desktop Licensing Service is installed (typically C:\Program Files (x86)\Common Files\Autodesk Shared\AdskLicensing ). | | AdskLicensingSupportTool | An official Autodesk utility that can diagnose and fix common licensing issues, such as changing license types or resetting user login data. | | CascadeInfo.cas File | A small, hidden configuration file used by the licensing system. Corrupting it is a known cause of errors and can often be fixed by simply deleting it. | | Licpath.lic File | A text file that stores the network path to your license server (e.g., 27000@servername ). If this file points to the wrong server or has incorrect syntax, the software won't find the license. | autodesk network license not available error 85440
Open the log file and search for "85440" or the feature code of your product. Proactive Tips to Avoid Future License Errors Network firewalls on the server or client machine
This is a workaround, not a long-term solution. If the server’s IP changes (DHCP), the error returns. | | LMTOOLS | A graphical user interface
Restart the workstation.
From the client machine, run: