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On the product installation screen, select Install Ansys License Manager .
The installer creates two Windows services:
The 2023 R1 release represents a shift toward more flexible, high-performance simulation management, ensuring that as engineering demands grow, the underlying licensing infrastructure remains secure and scalable.
: License remains checked out after borrowing period. Root cause : Corrupt ansysli_borrow.dat on client. Solution : Delete %APPDATA%\Ansys\v231\license\ansysli_borrow.dat (Windows) or ~/ansys/v231/license/ansysli_borrow.dat (Linux). Then run ansysli_client -borrow -return -feature <feature_name> . ansys license manager 2023r1
To allow client computers to communicate with the server, open these specific ports in your network firewall:
For bulk deployment via IT scripts, you can set a system environment variable: ANSYSLMD_LICENSE_FILE Variable Value: 1055@your_server_hostname 6. Common Troubleshooting and Error Codes
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By default, the system communicates over three network ports: FlexNet port ( lmgrd ) 2325: Ansys Licensing Interconnect port 1056: Ansys Vendor Daemon port ( ansyslmd ) Server Prerequisites and System Requirements This public link is valid for 7 days
: Verify ports 1055 and 2325 are open. Check that the "ANSYS License Manager" service is running in Windows Services. Error: "Invalid HostID"
If you are running a setup or a single server? Any specific error codes your users are currently seeing? Share public link
To ensure maximum uptime for your engineering team, consider these management strategies:
: A redesigned browser interface for easier license monitoring. Can’t copy the link right now
The manager uses updated FlexNet client and server versions for more robust license handling.
Common pain points
In case of errors, use the Diagnostics tool to gather logs before contacting support.
