Unreal Engine Issues

Issue where some colors are missing in some materials created by importing MaterialX files

From user: Comparing UE, Arnold, Vray and MaterialXView that have MaterialX files imported, some materials of UE clearly look different from other renderers. Looking into this issue, we found that ...

Fbx Exporter: If 2 sections use the same material, one section will have a wrong material in the fbx.

Streaming Virtual Texture UDIN V Offsetting

UDIN virtual textures appear to have row 0 (U coordinate [0 - 1) swapped to the other side of the texture vertically. ...

Legacy Fbx: Importing multiple skeletalmesh put all of them in the same package.

[Interchange - glTF] Incorrect results when importing a GLB with skeletal animation

Asset referencing error on a Python Pipeline Asset

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UAssetImportTask::bReplaceExisting is not supported with interchange

Add this code to a function you call from a blue utility widget or any other way to start the import with this code.TArray<UAssetImportTask*> ImportTasks; for (int32 i = 0; i < cFC.Files.Num(); i++) ...

Interchange tests framework need to support python pipeline

Reimporting static mesh doesn't respect changed lightmap settings

Licensee reports change of behaviour between UE4 and UE5 when reimporting a mesh after changing its lightmap build settings. Change of behaviour occurred in 17404767, which was to fix a similar pro ...

Assert during HLOD Mesh Build with Degenerate Triangles in a Mirrored Mesh Instance

Licensee reports an issue with MeshDescription indexing when reversing a degenerate triangle. ...