Ouch! that hurts. I don't always wash my fabric. It depends on what it will be used for. . . Wall hanging. . No. Quilt that will be washed. . Yes! and in the way I think it may be washed and dried. You were fortunate to discover this flaw BEFORE you put hours of your time into the quilt. I think I would have to have a serious chat with Henry regarding his product.
By the way, for what it's worth, I seem to live my life in plan B.