Audio Capture Component Crash on Android

UE - Audio - Oct 15, 2021

Android is experiencing a delayed crash after an Audio Capture Component is destroyed. This appears to be a potential problem with the way Android's implementation of Audio Capture Component closes ...

Packaging failed after create EditorUtilityBlueprint asset inherited EditorTutorial class

UE - Editor - UI Systems - Oct 14, 2021

Whenever creating the EditorUtilityWidget asset with EditorTutorial as the parent class, the packaging will fail. If the tutorial is not launched the package will succeed. But launched, it will fail ...

PostProcess AnimBP of Skeletal Mesh set to Additional Meshs in AnimMontage is not evaluated

UE - Anim - Runtime - Oct 14, 2021

This issue does not evaluate PostProcessAnimBP for skeletal meshes set to additional meshes in AnimMontage[Image Removed] If I opened PostAnimBP directly and compiled it, it also played on AnimMont ...

RVT output from Landscape Height gets incorrect mip cache loaded

UE - Rendering - Oct 13, 2021

I test it for more information for your reference:It happens only when a Landscape *Height *was output to the RVT, other Landscape's maps like BaseColor are all fine, as well as Height output from o ...

Compilation error when using Particle SubUV in Niagara Mesh Particles with Raytracing enabled.

UE - Rendering - Niagara - Oct 12, 2021

The licensee has shared the following workaround for modifying NiagaraMeshVertexFactory.ush. struct FVertexFactoryInterpolantsVSToPS { TANGENTTOWORLD_INTERPOLATOR_BLOCK #if USE_PARTICLE_SUBU ...

Focus plane tracking calculations for cinecamera moves wrong direction when tracked subject moves past lens and behind camera

UE - Anim - Sequencer - Oct 11, 2021

If an actor moves behind the camera while being tracked for focus, the focus plane moves back away from the lens the same distance the actor moves behind the camera. This leads to undesirable behav ...

Focus tracking calculations for cinecamera lose precision when panning camera (moving tracking subject to edges of frame)

UE - Anim - Sequencer - Oct 11, 2021

Focus tracking calculation is off for keeping focus sharp on tracked object when object moves away from center of camera lens ...

IsDataValid is not called on components inherited via the Simple Construction Script

UE - Gameplay - Blueprint - Oct 7, 2021

IsDataValid is not called for components inherited via a parent's SCS. I've attached a small repro project. (4.27) ...

Can't set User Param Binding to override mesh in a Niagara Mesh Renderer

UE - Rendering - Niagara - Oct 7, 2021

The User Param Binding seems to be typed as UStaticMesh, which does not allow fort UObject or UNiagaraDataInterfaceStaticMesh types to be added to its drop-down, so no user parameters can be selecte ...