: Sometimes a stuck registry key forces the software to look for a non-existent server. Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\FLEXlm License Manager Delete the ADSKFLEX_LICENSE_FILE

Your software might be set to "Multi-user" (Network) when your subscription is actually "Sign In" (Single-user).

: The server is running an older version of LMTOOLS that is incompatible with the client's licensing service.

Sometimes error 85440 appears, but the issue is actually something else. Verify: