I am seeing something new and undocumented in my layer settings dialog box. Several layers are listed "below the line", with no 3D view display icon or intersection group. Does anyone know how this happens or what it means?
These layers were part of an imported DWG.
R Muller
AC 28 USA (20+ years on ArchiCAD)
MBP 64GB Apple M1 Max OS 15 Sequoia