Nested level visibility track bug

UE - Anim - Sequencer - May 31, 2024

The Level Visibility tracks part of a Subsequence are turned off every time you save the Leve Sequence. It does not happen if Level Visibility tracks are added in the main Sequence. ...

Memory stomp in UTexture2DArray::SetPlatformData

UE - Texture - May 30, 2024

A crash from bad memory access can happen when clearing the textures in a Texture2DArray asset. This appears to be because the order of operations when deleting the platform data is: ``` if (Privat ...

Custom mode animation resets character pose on every change in the Sequencer

UE - Anim - Sequencer - May 30, 2024

Skeletal Mesh Components that use Custom Animation Mode will have their animation rest to the base position when any change is made to the Level Sequence that the character is used in. The Licensee ...

Stale VSM pages after HLOD transition

UE - Graphics Features - Shadows - May 23, 2024

Virtual Shadow Maps do not invalidate pages when HLODs replace meshes. This can lead to inconsistencies between the geometry and the shadows, which can cause artifacts as pages are invalidated. ...

Gameplay Tag Query on Actor Component cannot be editted normally on instances

UE - Gameplay - Gameplay Ability System - May 23, 2024

A GameplayTagQuery in an ActorComponent cannot be properly edited on instances of an actor with said component. There is a workaround, but the issue makes editing Tag Queries rather annoying, doubl ...

Masked materials on Nanite meshes with multiple material slots causes erroneous cluster culling

UE - Graphics Features - Nanite - May 22, 2024

When a nanite-enabled mesh with multiple material slots has a masked material applied, nanite may erroneously cull clusters that are still visible. ...

Selected tool using ScriptableTool might get closed when selecting an exposed property.

UE - LD & Modeling - Modeling Tools - May 21, 2024

When using a created tool of the ScriptableTool plugin, and setting an InstanceEditable variable, the tool might get close. For this to happen, we need to have a ToolPropertySet attached to the too ...

Bug with control rig display name and sequencer

UE - Anim - Sequencer - Anim in Engine - May 17, 2024

Control Rig Tracks are not visible in Sequencer when the Name and Display Name are not set to the same value in the Control Rig graph, and the track filter is set to "Selected Control Rig Controls". ...

PCG causes crash when UGrassInstancedStaticMeshComponent is set as a mesh entry for the static mesh spawner node

UE - World Creation - Procedural Tools - PCG Component - May 16, 2024

PCG causes crash when UGrassInstancedStaticMeshComponent is set as a mesh entry for the static mesh spawner node. ...