How to restart the Sentinel License Manager

Restart the Sentinel LDK License Manager when Pythagoras cannot retrieve or refresh the available licenses.

1. Close Pythagoras

2. Open Task Manager using the shortcut Ctrl+Shift+Esc

3. Go to the Services tab in the left navigation pane → see  1 in the image

4. Find hasplms in the list. Its description is Sentinel LDK License Manager. → see  2  in the image

5. Right-click on hasplms and select Restart (or Start if that’s available) → see  3 in the image

6. Wait a few seconds for the service to start.

7. Restart Pythagoras and check whether the expected license is now available.

The Sentinel LDK License Manager provides Pythagoras with information about available local and remote licenses and manages access to those licenses.

What if hasplms is not listed?

If hasplms is not listed, the Sentinel LDK Run-time Environment may not be installed correctly or may be damaged.

Repair or reinstall the Sentinel LDK Run-time Environment:

-> Repair or reinstall the Sentinel Runtime

After a successful installation, hasplms should appear in the Services list and start automatically with Windows.