If your server is running but the workstation can't "see" it, a firewall is likely blocking the communication. Autodesk uses specific ports to transmit license data.
Helping you to find the exact line of failure. Which of these troubleshooting steps
Sometimes the local configuration files become corrupted, causing the software to look for the license in the wrong place. autodesk network license not available error 85440 top
In LMTOOLS, go to the Server Status tab and click Perform Status Enquiry .
This is the default port for the Autodesk Vendor Daemon (adskflex.exe). If your server is running but the workstation
Check if it says "adskflex: UP" or if it lists "expired" next to your product features.
These are used by the Master Daemon (lmgrd.exe). autodesk network license not available error 85440 top
If you are working remotely, ensure your VPN is active and stable.