Originally Posted by
VIKINGQUEEN
To prewash or not prewash quilting fabric, if not prewashed, could that be why threads are breaking?
No, I don't think so. A lot of us do not prewash fabric. Your problem is unusual. I think that if it is the straight-line stitches that are breaking (stitch-in-the-ditch) it is some combination of machine tension, needle type and needle size, and quality of thread issue.