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 ...

While playing a MediaTrack in the sequencer, the editor will stop for a few seconds when the sequencerPlayer is paused.

Media Framework - Oct 13, 2021

This is also the case when PauseAtEnd is enabled on the sequencer actor and a Pause is applied. After the pause occurs, the log will show the following  LogMediaUtils: Error: Blocking media playba ...

ListView does not update properly when game is paused

UE - Editor - UI Systems - Slate - Oct 12, 2021

The ListView widget currently depends on the UWorld's timer manager to fire an event indicating new entries have been generated (see UListViewBase::FinishGeneratingEntry). This can become a problem ...

[AI] GameplayDebugger can be enabled by key press when a Slate widget is focused.

UE - Editor - UI Systems - Oct 12, 2021

Found by licensee. After debugging, it appears that the Slate input is consuming the KeyDown event which adds the apostrophe, but it passes the KeyUp event back to Player input. The gameplay debugge ...

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 ...

AO denoiser propagate NaNs

UE - Rendering - Oct 12, 2021

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 ...