Unreal Engine Issues
Unreal Engine Issues
[Feature Request] Morph Targets not included when exporting Skeletal Mesh from Engine
Tools - Apr 27, 2016Comment from David H.: Update on this Jira. I got customers in Cinema field in needs of this feature. Morph Targets not included when exporting Skeletal Mesh from Engine. A use case for this wou ...
Skeletal Mesh Imported Normals do not update correctly
UE - Graphics Features - Feb 12, 2016When importing a skeletal mesh there is an issue where the normals of the face do not update with the faces of the inside of the book as it opens. This can cause a noticeable shadow issue, which cou ...
Crash when using Export All or Export Selected (UE4Editor-UnrealEd.dll!ULevelExporterFBX::ExportBinary)
Tools - Sep 21, 2017Relates to [Link Removed] [Link Removed] Call stack is similar to the bugs above. Editor will crash when exporting assets from a level that is not dirtied. Another reproduction method is to selec ...
Trimming an animation that uses root motion can cause the direction of the animation to appear off
UE - Anim - Gameplay - Apr 26, 2019After trimming an animation that includes a rotation in the begining the translation for the root motion appears to be applied as though the rotation had still been applied. I have included the or ...
Alembic import axis not aligned correctly
UE - Gameplay - Sep 2, 2016Alembic import transform is flipped on the Y axis and the scale is also rotated for its axis. I've attached a text asset similar to the users to easily identify the issue along with the source Max ...
[CrashReporter] UE4Editor-MeshBuilder!SkeletalMeshBuilderHelperNS::FixFaceMaterial(USkeletalMesh *,TArray<SkeletalMeshImportData::FMaterial,TSizedDefaultAllocator<32> > &,TArray<SkeletalMeshImportData::FMeshFace,TSizedDefaultAllocator<32> > &)
UE - Editor - Content Pipeline - Datasmith - Importer - Jan 6, 2020Generated from CrashReporter Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:D:\Build\++UE4\Sync\Engine\Source\Runtime\Core\Public\Containers/Array.h] [Line: 614] Array in ...
Make staticmesh custom LOD coexist with LODGroup
UE - Editor - Content Pipeline - CAD - May 13, 2020The LOD Group is remove if we import a custom LOD for one of the generated LOD. This can be difficult when user change the LOD group setting later in the production, has the LODs that was regenerate ...
The Starter Contents SM_Statue exists in a bad state, leading to crashes when trying to open levels where it is referenced
UE - Graphics Features - Ray Tracing - Feb 18, 2025The SM_Statue exists in a bad state leading to a crash when it is loaded or anything that references it is loaded, e.g. Minimal Default level in the Starter Content. It can be deleted as a temporar ...
Set Range Animations imported from 60Hz frametime is halved
Tools - Aug 3, 2018Reported by a licensee on UDN, this bug is fallout from the fix made for the following Jira:[Link Removed] - Fbx importer: animation range import is broken when importing 60Hz anim The attached ass ...
Applying Clothing Data Causes Mesh Vertex Color to Turn Black (or crash)
OLD - Anim - Jan 3, 2018-When a clothing asset is applied to the mesh, the vertex color(s) change to solid black -Can be removed by right click Remove Clothing Data -Crashes in Main-4.20 -Can't be tested in 4.17.2 due t ...