revit-ifc
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Autodesk
IFC for Revit and Navisworks (2019+)
Hi, We are looking to convert the REVIT file to IFC file. We have downloaded this source and there is no build error. But we need to know, **how to...
The relationship between a nested shared family and it's parent family isn't set.
Hello, I just updated Revit 2022 to the latest IFC export version 22.6.2. and when exporting to IFC 2x3, self-applied type parameter information for all IfcRamp and IfcFooting disappears. In...
# System info Revit 2021.1.1 Revit IFC 21.1.0.0 Windows 10 IFC schema : IFC4 MVD : Reference View # Description of the issue Multilayer Roof exported as thin layers : ...
### Problem Description I have discovered that export from RVT 2025 does not include these mapped attributes of **IfcBuilding**: - Long name - Description - Object Type Using shared parameters,...
Is there way to recreate a Revit 'sweep' upon IFC import?
### Problem Description Mapping parameters for Revit type "Gutter" is not working in version 24.  Tried using every possible Classes, and also Export as IfcWall class, but the problem...
There are a number of dependent elements that would benefit from inheriting their ```IsExternal``` attribute value from their respective parent / host: - Stringers of assembled stairs - Stair-hosted railings...
### Enhancement Description ## Context In Revit 2025, the ability to set export class mapping was moved from the File menu to the IFC export settings. This is generally a...
### Problem Description When importing export class mappings from a text file the localized string for "Not exported" (which was working fine in previous versions) is not interpreted correctly. This...