This error often happens because Windows Firewall is blocking the connection.
Open a command prompt and type ping to verify the server is reachable. 5. Reset Desktop Licensing Service
Here’s a concise troubleshooting guide for the (often accompanied by a "link" reference to license server diagnostics).
| Symptom | Likely Cause | Fix | |---------|--------------|-----| | link: returns “Connection refused” | Autodesk Licensing Service stopped | Restart service; if persists, reinstall AdskLicensing | | link: works but error 85440 continues | Client cannot reach remote NLM | Firewall rule for port 2080 (outbound) on client | | Telnet to server 2080 fails, but 27000 works | Vendor daemon adskflex not running | Edit license file to ensure correct port; restart NLM | | Error occurs after Windows update | TrustedStorage corrupted | Delete TrustedStorage folder and re-activate | | Remote users over VPN | VPN split tunnel excludes license server | Force all traffic over VPN or add static route |

