When I import CAD Model then it create problem

I import Cad files in SketchUp to draw but i come to say that “this does not appear in SketchUp Model” but when I use it first time it is work very well. Plz if someone can help in this Then plz send msgg on 03269741156. .

please remove your phone number! This is against forum guidelines! People with info can always reach you via PM.

If you share the dwg file we could probably help you.