Unable to adjust sound settings in menu's or System Preferences
error dialog: Sound Preferences Error "Could not load Sound preferences pane"
Restarted - lots of spinning beachball, but Sound Preferences opened, still cannot adjust volume.
Deleted TeamViewer - restarted - MultiOutputDevice still there, sound control still not functional.
Re-installed TeamViewer - still no sound control, Teamviewer MultiOutputDevice still there. cannot manage sound at all.