This error indicates that your Autodesk product cannot connect to the Network License Manager (NLM) server. The “link” part refers to a broken communication link between the client software and the license server.
Incorrect LICPATH.lic file or ADSKFLEX_LICENSE_FILE environment variable on the user's computer.
An incorrect registry entry can redirect system communication into dead network loops. Press Windows Key + R , type regedit , and press .
After working through the steps above, use this checklist for a final review before contacting support:
When the Autodesk licensing engine throws the [-8.544.0] code, it points to localized configuration issues rather than a general network failure. The three primary causes include: autodesk network license not available error 85440 link
If you recently renewed your license, the server might still be looking at the old file.
If you are certain you require a network license, contact your CAD Manager to check the server's .opt file.
This step requires access to the license server and should be performed by the system or network administrator.
If you are using an options file to manage licenses, it might be restricting users. Locate the options file in your license file directory. This error indicates that your Autodesk product cannot
Set "Autodesk Desktop Licensing Service" to Automatic/Local System. Specific user cannot access Check the server's .opt file for user restrictions.
Alternatively, check the registry under HKEY_CURRENT_USER\Software\FLEXlm License Manager to ensure the server address is correct. Quick Checklist for System Admins
Alternatively, for version 2020 and newer, click the in the top right (if accessible) and select Manage License > Change License Type .
The 85440 error is a specific message generated by the Autodesk Licensing Service (often managed via FlexLM) indicating that a network license check-out request failed. The three primary causes include: If you recently
The typically indicates a communication failure between your software and the network license server , often caused by expired licenses, server downtime, or incorrect client-side configuration. Primary Causes
Temporarily disable the Windows Firewall on the server and client to test.
If you have access, sharing the exact error code from the LMTOOLS server status or the Debug.log file on the server will be the fastest way to pinpoint the problem.