2023r1 | Ansys License Manager

Check if the license manager service is running on the server. Ensure that server firewalls are not blocking port 1055 and your locked vendor port (e.g., 1056). Try pinging the server hostname from the client.

Save the file and re-read/restart the license manager via the Management Center. Inbound rules for ports 1055 and 1056 must then be opened in Windows Firewall or iptables/firewalld. Pointing Client Machines to the Server

To meet diverse engineering needs, Ansys continues to support multiple licensing models through this manager:

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If you need help resolving a specific error or optimizing performance, please let me know: What your server uses (Windows or Linux?) The exact error code or log message you are seeing

Once the server runs smoothly, point the user workstations to the central host:

When errors persist, navigate to the Ansys License Management Center and click . Examine the ansysli_server.log and license.log files. Look specifically for string errors containing (lmgrd) FlexNet or status codes like EXITING DUE TO SIGNAL . These codes point directly to underlying service crashes. Check if the license manager service is running

: The calendar date has passed the expiration date coded inside the license file.

Click . The system will verify the file and start the license manager automatically. B. Configuring License Servers

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| Error Message | Description/Cause | Potential Solutions | | :--- | :--- | :--- | | The license server manager (lmgrd) has not been started yet | The license server service is not running. | Restart the license server via the LMC or the Windows Services console. Check for port conflicts (e.g., port 1055) that may be preventing the service from starting. | | Request name [feature] does not exist in the licensing pool | The client cannot communicate with the license server, often due to network issues. | Specify the license server by hostname, not IP address. Add firewall exceptions for the Ansys License Manager (ports 1055 and 2325). If using Shared Web Licensing, note that it is not natively supported in 2023R1, though a workaround may exist. | | Licensed number of users already reached | All available licenses for a particular feature are currently in use. | Wait for a license to become available, or contact your license administrator to check current usage. Monitor usage patterns to better allocate resources. | | ansyslmd: Can't connect to license server system (-15,10032) | A generic connectivity issue, often after a system update or network change. | Verify the license server is running and accessible. Ensure the server is specified by hostname. Check for firewall or antivirus interference. Test the connection using the "Test" button in the licensing settings. | | Cannot connect to license server system. The license server manager (lmgrd) has not been started yet | The license manager service is not running. | Start the "ANSYS, Inc. License Manager" service from the Windows Services management console (services.msc). Ensure the service is set to start automatically. |

The serves as the critical backbone for managing simulation software entitlements, ensuring that engineering teams can access high-performance tools while administrators maintain security and efficiency. This version introduces significant architectural updates and streamlined management tools designed to handle increasingly complex multiphysics workflows. Core Functionality and the Management Center