Since you recently had your machine cleaned and tuned, If it were me, and my quilt, I would stop NOW and take the machine and the quilt, with the above pictured "nest" RIGHT IMMEDIATELY to the place I bought it and say "FIX this, and FIX it RIGHT NOW, WHILE I WAIT (please). All of us can give you advice, and great advice at that, but your dealer is the only one who can really diagnose and fix that problem.