Right-click Lightspeed Server at the left of the preference pane or click the gear icon and select Start Server. Note that this is not your Lightspeed username and password. Is the status of the Lightspeed Server stopped? If so, click the lock and enter your Mac’s username and password. Verify that the server is online and try connecting again”, try these troubleshooting steps. If you see this error message when logging in, “Couldn’t connect.
Verify that the server is online and try connecting again