Unreal Engine Issues and Bug Tracker (UE-66985)

Steps to Reproduce

load attached project in Revit 2019 [Link Removed]
Export 3D view 3D UE4 with Add-Ins > Export 3D View

RESULT
Fails to export. An error message is displayed

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Export 3D View to Unreal Datasmith
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Cannot export the active 3D view:

Object reference not set to an instance of an object.

   at Autodesk.Revit.DB.CustomExporter.Export(View3D view)

   at DatasmithRevitExporter.DatasmithRevitCommand.Execute(ExternalCommandData in_commandData, String& out_commandMessage, ElementSet out_elements)
---------------------------
OK   
---------------------------

Cannot export the active 3D view: Object reference not set to an instance of an object. at Autodesk.Revit.DB.CustomExporter.Export(View3D view) at DatasmithRevitExporter.DatasmithRevitCommand.Execute(ExternalCommandData in_commandData, String& out_commandMessage, ElementSet out_elements)

Community References

Cannot export the active 3D view in Revit to Unreal using Datasmith?

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Fixed

Component	UE - Editor - Content Pipeline - Datasmith - Exporters
Affects Versions	4.21e1
Target Fix	4.21e1

Fix Commit	4611381
Main Commit	4705151

Created	Nov 29, 2018
Resolved	Nov 29, 2018
Updated	Oct 6, 2020

UE-66985

Fails to export a project from Revit 2019 - Cannot export the active 3D view: Object reference not set to an instance of an object

Fails to export a project from Revit 2019 - Cannot export the active 3D view: Object reference not set to an instance of an object

Have Comments or More Details?