Assertion failed: (Index >= 0) & (Index < ArrayNum) when importing large Alembic file

UE - Editor - Datasmith - Importer - May 3, 2022

Regression testing done on //UE4/Release-4.27.2 CL-18427296 and this issue did occur. [Link Removed] [Link Removed] Below is snips of customers description and proposed workaround:Importing alembi ...

Datasmith incorrectly imports 3Dxml files

UE - Editor - Datasmith - Importer - Apr 1, 2022

Datasmith incorrectly imports 3Dxml files. In 4.27 and Early Access 2 the file imports correctly. ...

C4D import, missing materials

UE - Editor - Datasmith - Importer - Jan 21, 2022

cf. https://forums.unrealengine.com/t/texture-problem-with-c4d-import-datasmith/272840 ...

udatasmith runtime import does not work properly

UE - Editor - Datasmith - Importer - Dec 9, 2021

The udatasmith is created through the unofficial blender exporter that seems to still be using SDK 4.24E0 ...

Runtime import, does not generate proper materials

UE - Editor - Datasmith - Importer - Sep 1, 2021

The models are darker than the one loaded directly in editor Left runtime, right editor [Image Removed][Image Removed] [Image Removed][Image Removed] You can find some details here from a udat ...

Datasmith gltf importer does not read framerate from the file

UE - Editor - Datasmith - Importer - Jul 23, 2021

I'm importing glb or gltf files via the data prep tools but I can't find an option to set the animation fps. It defaults to 30 fps. (it doesn't matter which fps my exported animation has) Is there ...

USD Material variant selection is not reflected on mesh

UE - Editor - Datasmith - Importer - Jul 22, 2021

The material is expected to change from red to green. ...

Datasmith Metadata returned as empty array on Python Import

UE - Editor - Datasmith - Importer - Oct 27, 2020

Metadata information seems to not be available on import. A user has reported that this was working before but I was able to reproduce the issue in //UE4/Release-4.24 cl 11590370 I am currently lis ...

High Precision Tangent Basis & Use Full Precision UVs on Skeletal Meshes reset after reimport

UE - Editor - Datasmith - Importer - Sep 17, 2020

Reimporting a skeletal mesh causes "use high precision tangent basis" & "use full precision UVs" to reset and no longer being applied to the mesh. Reported and tested in version 4.25.3(CL 13942748) ...

Level export to FBX with actor X axis negative scale has issue in 3ds MAX

UE - Editor - Datasmith - Importer - Jul 20, 2020

The fbx exporter set the fbx axis system like 3ds max, so the max importer is not converting the incomming transform. see: ...