In SketchUp 2022, 2D and 3D Exports create DWG files that cause a file error or cannot be read by AutoCAD.
We have tried 4 different versions of AutoCAD and 4 different machines. AutoCAD online will not even open the files.
Also see…
Post an example model and an exported DWG. Your profile says you are using SketchUp 2021- what are you really using? Have you downloaded the latest maintenance release and installed it correctly? Most problems on export in the MacOS seem to come from running SketchUp directly from the downloaded disk image file and not installing it.
Are you exporting to a cloud folder?
Does the DXF format work?