
there is a gui control of the cue volume and also a control for the volume on the controller ,, check that both of thease are not turned dowm,, also check that the controls for mixx is not set on full master ,,ie fully clockwise ,, controls for this on controller and gui also ,,
be carful when rolling back to a earlier version of the software as that changes made to your collection are not compatible ,,
see link below
viewtopic.php?f=359&t=25679 
yep the cue knob on the gui is turned down ,, ,,read the above link to not destroy/make unusable your collection ,
