Oh, I've had that happen too. Two suggestions: (1) you might be spraying too much quilt spray when you sandwich your quilt. (2) I use a alcohol wipe to get the extra glue off my needle and sometimes in the bobbin area. You'll see a cloudy mist if it needs removed from there too. I've used June Tailor (which I really like) and 505 (which is my favorite but most expensive.