THE FUH?! argh! Thank you.

The object on the left is what I started with. The demi sun needed to be trimmed down to fit within the shield, which I did by hand, as shown on the right side. The left side is a separate layer from the right side. They are pathed objects (and not imported objects, images, etc), with nodes and bezi...

So, I have one Green fairly simple shape overlapping one White fairly simple shape. I select both, and use CTRL-(hyphen), and nothing happens. I try again, using the pulldown menu, and nothing continues happening. The same for trying to use Division and Exclusion. Neither shape seems to be modified....