Originally Posted by
bearisgray
Have you tried clipping the selvage up to the main part of the fabric? Especially if you have washed or starched the fabric. The selvages often shrink more than the main part of the fabric.
Or cut the selvages off - which I try to avoid doing right away because 1) I like to know the blah blah printed on then. And 2) minimizes fraying while they are intact.
I was going to suggest that it might be the selvages causing the problem. I don't always cut the selvages off when I start but I do if they are causing problems.