Multiple Surface Edges?

I don’t know…
Multiple edges on a surface? Why? How?

How do I solve this?

Hi Simon - there could be multiple objects there. If not, please export the object and post the file here.

-Pascal

111.3dm (2.6 MB)
There you go

Hi Simon, no idea how it got that way but UntrimAll will clean it up.

-Pascal

Thanks! Problem solved!