The Troubleshooting screen will display the Feather and Bump sections for oval objects.
Select which part of the object to edit by clicking the Less Feather or Less Bump buttons.
If the Oval Opening has a Feather, select Less Feather.
If the Oval Opening has a Bump, select Less Bump.
For Additional Information: See Oval Rotation for adjusting for a Feather or a Bump in an Oval.