Navigate to C:\Program Files (x86)\Common Files\Autodesk Shared\AdskLicensing\Current\helper\ .
This document outlines the root causes, diagnostic steps, and resolution strategies for system administrators and CAD managers. autodesk network license not available error 85440 link
If you are seeing this specific error code, and the product launches as "Sign In," you may need to clean a registry key: autodesk network license not available error 85440 link
For remote users, ask them to borrow a license while on the office network so they don't need a constant connection. autodesk network license not available error 85440 link
Solving Autodesk Network License Not Available Error 85440: Causes and Fixes