Aspen Hysys License Checkout Failed -

Ensure the correct server name or IP address is listed under the "Server" tab.

: Open the Aspen SLM Configuration tool and check if the license server status is active. Aspen Hysys License Checkout Failed

If HYSYS cannot find the server automatically, you can manually point it to the correct location using Windows Environment Variables. Go to . Click Environment Variables . Under System Variables , click New . Variable Name : LS_HOST Ensure the correct server name or IP address

: Tests communication over default licensing ports (such as TCP/IP ports used by FlexNet or SLM) to identify if a firewall is blocking the checkout request. License Reservation Alert Variable Name : LS_HOST : Tests communication over

Open the (found in the AspenTech folder in your Start menu).

Open the SLM License Manager to see if the server status is "Connected". Variable Check Verify that the system environment variable matches your server. Version Match