I'm new to making 3d models in sketchup, and a little stuck.
I've made an object in sketch up by drawing shapes and push/pulling them to size, and then drawing further shapes on the existing model. I've used the Sketchup STL export ad on to export the file, but Cura really doesn't like it. Cura has lots of missing layers, and the X ray view shows lots of problems, but I just can't understand why it's not working given I drew the shapes on top of the existing shapes.
I've tried using meshlab to create the STL and that hasn't worked. I used MakePrintable to repair it and that just ma