Unreal Engine Issues

HISM: Calling UpdateInstanceTransform with a transform only containing rotation or scale would not update the transform at runtime or cooked

Calling UpdateInstanceTransform on a HISMC with a transform only containing rotation or scale would not update the transform at runtime or cooked. ...

Menus flash when being opened with application scale adjusted

When application scale is adjusted the menu bar menus will flash when they are opened. This issue is occurring in //UE5/Release-5.0-EarlyAccess Binary CL 16433597 This issue is NOT  occurring in // ...

Datasmith Tessellation does not work as operator in the visual dataprep

If using BP that inherits DataAsset as Value of Map in Struct, it will be replaced with PLACEHOLDER-CLASS after restarting editor.

World Composition origin shifting does not account for shifting the Dynamic Directional Light shadow casting

Directional light does not cast dynamic shadows after origin rebasing using world composition. There is an attached project that reproduces this. To see that the shadows load primarily where the l ...

Post Process Effect Screen Percentage Not Functioning

The Post Process setting "Screen Percentage" does not seem to work at all. After looking at the example provided in the documentation highlighting the Content Examples map with this feature, I was ...

SpeedTree Billboards rendering with Incorrect Material

Material Billboards for SpeedTree assets are rendering with the incorrect material. This can occur to any pre-existing project, or a new project with imported SpeedTree content using both 3d LODs an ...

OBB files per architecture are not unique so Play Store flags it when uploading for different store versions

The Play Store by default on uploading an OBB will check it against the others uploaded so if you are uploading multiple APKs built for different architectures in the same packaging session the OBB ...

Enabling "ShowFlag.PhysicalMaterialMasks" causes editor crash when physical material masks aren't yet imported.

When there is a physical material mask asset that has been created and applied to a mesh in the level without having a texture source imported yet, and then "ShowFlag.PhysicalMaterialMasks" is enabl ...

Multi-Material Skeletal Meshes assigned a Material in Details panel lose access to all other materials

When you assign a Material to a Multi-Material Skeletal Mesh via the Mesh's Level Viewport Details Panel, you will lose access to all the other material Elements after the first assignment. For ins ...