Sub-object editing

 From:  Michael Gibson
2874.18 In reply to 2874.16 
Hi NightCabbage,

> It's pretty intuitive, so that's good (no idea why it didn't work before!)

Well, if you select the edge while you still have that blue surface in place, it won't delete. Untrim only works on edges that are not connected to other things, so you have to delete the blue surface first before having an open hole there... Maybe that was what you ran into?

- Michael