: If you are using 2020 or newer software, the license server should be running at least NLM version 11.18 .
If error message includes text like or refers to a URL:
On your local workstation, Autodesk products store the server "link" in a hidden file:
: The LMTOOLS version on your server may be outdated and unable to communicate with the newer Autodesk Desktop Licensing Service on your workstation.
| Check | Status | Action | | :--- | :--- | :--- | | | Is LMGRD running? | Restart Service / Reboot Server. | | Vendor Port | Is it static? | Edit .lic file to add port=xxxx . | | Firewall | Are ports 2080/2081 open? | Create Inbound/Outbound rules. | | Client Env Var | Is the server name correct? | Use @servername syntax. | | Version Mismatch | Is the product newer than the license? | Update license file or use older software. |
Restart the software and choose (Single-user) on the "Let's Get Started" screen. 2. Update the Network License Manager (LMTOOLS)