Teun

To provide some more insight into what (some) people do with the software, an additional response. I can confirm that linking .ifc.rvt is also what I am doing. The 0...

Update. (but still not working) It's not the site placement - tested all 4 It's not the relative position to point zero - same behavior when troubled object are completly...

The *old* version is created with a python script on a computer with the version 22.0.2.392 - Exporter 22.2.1.0 - Default UI The other files are created with a python...

If we depend on IFC (from other companies) I tend to link the IFC. And then open this generated IFC.rvt. In this IFC.rvt I run a Dynamo script to solve...

I also want this behavior to change. The exporter works as expected with model groups, assemblies and also with e.g. area types. But not with nested shared families. For now,...

an update. First on the Why: The Revit feature to use layers in system Families is nice. But it does not visually show up in IFC viewers. Because off that....

A new short update. I did some test on the IFC_Material_Layer functionality in all the 8 different IFC viewers on my computer. (Solibri, Navisworks, BIM Collab Zoom, Tekla BIMsight, FZK...

@ArjanPeeters Sorry for the delay in the answer. It is indeed the Revit IFC importer in Navisworks. ( Options / File Readers / IFC / Revit IFC ) If you...

It also depends on how you export things. Is this IFC4 Referenceview? There have been some nice improvements there since July. Support IFC4 IfcMaterialConstituentSet for export. And IFC Material Layer...

Have you also tried using the Revit Level name? It looks like Niveau 3 and not DOWN. And perhaps change the space in the Revit Level name to an underscore....