Hi Friends,      I just upgraded to a 27' iMac (Catalina OS).  I have read all of the other suggestions to get this working, but none of them have worked.  I can see the 'Line 6 Audio MIDI Devices' at the bottom of the window in the system preferences, but when I click it, a new window opens that says, "Line 6 Device: No devices connected.".       I have also gone to 'Security & Privacy > Privacy' in the system preferences, but there are no Line 6 devices that show up there.  Is