Sprites using a lit material render black in orthographic views

UE - Graphics Features - Dec 23, 2014

Sprites using a lit material render black in Orthographic views. Sprites are rendered as expected in Perspective view. ...

Scale is 0.0f when editing a curve with Animation Sequencer.

UE - Anim - Runtime - Jun 6, 2018

There are conditions. ・EnableRootMotion is true. ・Adidive Anim Type is Mesh Space or Local Space. https://udn.unrealengine.com/questions/436446/%E7%89%B9%E5%AE%9A%E6%9D%A1%E4%BB%B6%E3%81%AE%E3% ...

Culling for child meshes do not update when using a Master Pose Component

UE - Anim - Runtime - Nov 15, 2018

Child meshes bounds location does not appear to update when the parent mesh's location is changed when using a master pose. ...

Scrubbing Animation Timeline in Montage does not trigger sound notifies.

UE - Anim - Runtime - May 9, 2019

Scrubbing an Animation Timeline within a Montage does not play a sound for Anim Notifies that specify "Play Sound." ...

GameFrameworkComponentManager crashes when modifying init state callbacks during state change

UE - Gameplay - Feb 28, 2024

The GameFrameworkComponentManager has a system for registering callbacks to execute in response to event changes. This ends up calling UGameFrameworkComponentManager::CallFeatureStateDelegates which ...

[AI] Incorrect collision for USplineMeshComponent

UE - Framework - Apr 15, 2024

The collision for a spline mesh can be calculated incorrectly. The issue appears to be when Alpha is out of range when calculating the slice transforms at splice offsets. ...

HLODs with River, Lake, and Ocean not working

UE - World Creation - Worldbuilding Tools - HLOD - Apr 16, 2024

The UI layer system in Lyra leaks widgets when changing level

UE - Editor - UI Systems - UMG - Jan 12, 2024