Contact your Autodesk reseller with the exact text: “Error 85440: Link to license server cannot be established. TCP port 2080 is open. Using ADSKFLEX_LICENSE_FILE override.”
"A valid license could not be obtained by the network license manager. Error [-85440]."
From the client machine (the one getting the error), perform basic network tests.
: Ask your IT administrator to verify if your username is restricted in the server's adskflex.opt file.
Autodesk Network License Not Available (Error [-8.544.0]) typically occurs when there is a mismatch in the assigned license type, outdated licensing components, or incorrect server configuration. Quick Fixes Verify License Type Autodesk Account , confirm if you are assigned a Single-User Multi-User (Network) license. If it is Single-User, you must reset your license type to "Sign In". Update Licensing Service : Download and install the latest Autodesk Desktop Licensing Service Identity Manager (for 2024+ versions) or (for 2020-2023) from the Autodesk Support Site Restart License Server : On the server, open , go to the Start/Stop/Reread tab, and click Reread License File followed by Start Server