There are many overlapped parts. So I can't finish the form. How can I delete or combine these parts? Or ignore error message. I used a quad ball and extruded it.
How to delete overlapping parts?
look at the Browser. If they are components, they will be under the top level component. If they are Bodies, they will be in a Bodies folder:
You can either delete them, or just click on the "eye" icon to make them invisible
Jeff Strater
Engineering Director