As it was said before, quality of sewing depends on precision of digitizing and selected width of sewing region, it can be estimated only visually.
If there are not many errors, the easiest way to eliminate them is by editing a map (chapter 17 “Adding and editing features”).
If there are many errors, most likely incorrect sewing width was selected. In this case it is necessary to perform rollback and repeat sewing indicating different sewing width.