i'm trying to use subdivision surfice modifier on models that i import from Sketchup. but they look like this:
before applying the modifier:
This happens with all models from Sketchup, even the simple box form to the left in the pictures. I've tried a bunch of different formats (3ds, fbx etc.) but it's all the same.
What might be the problem here?
I'm completely new to Blender, so please excuse my lack of knowledge.