2024 cad aca architecture autocad autohide bim block broken bug callout boundary ceiling civil 3d civil3d columns curtain wall curtain walls cut and fill cuttting data tool door tags dynamic dynamic block dynamic blocks editor elevacion elevation familes footings grading optimization label set limit lisp machine maps material appearance mep model model in place nested blocks override overrides point point cloud point clouds points posgar 07 profile projection recursive loop revit revit architecture revit lt roof design section section line selection set stretch table technology tool palette tool palette groups tool palettes toposolid topo solids viewport wall wall behavior window cut wrap xml