Imprecise Rotation Values produced in the Details Panel when using the Rotation Widget in the Viewport

Tools - Mar 29, 2016

Starting with an asset (static mesh for instance) with a precise rotation value (such as a whole number) in the details panel will result in a imprecise, slightly fractional off value when rotated ...

Expose 'WorldUp' direction for CableComponents

UE - Gameplay - Oct 13, 2015

When the Cable component is set to specific rotations it will no longer render the cable actor that is attached to a mesh. Image is attached with multiple setups. Workaround to get it to render: ...

Selecting a bone inside of the Persona's Skeleton tab while running DX12 causes a crash

UE - Graphics Features - Dec 9, 2015

When running in Dx12 on Windows 10, the editor will crash if you click on a bone that you wish to edit in the Skeleton tab of Persona ...

Noticeable Audio Pop when Opening a New Level after Spawning and Playing a Sound with Volume Multiplayer at 0.0

UE - Audio - May 18, 2017

A licensee is reporting an audible pop when transitioning between levels with a sound spawned and playing at volume multiplier of 0.0. The original report was a discrepancy between the old audio en ...

Instance Static Mesh element not rendered if array element is removed and another is added

UE - Gameplay - Dec 5, 2017

Instance Static Mesh element is not rendered if array element is removed and another is added. The collision is still present and the instance count will still register as if the non-rendered elemen ...

Collision properties of a component cannot be changed in Viewport

UE - Simulation - Physics - Apr 26, 2018

When using any collision preset other than QuerryOnly, the collision properties cannot be changed when the actor is in the Viewport. ...

Scrollbox under multiple retainerboxes doesn’t scroll correctly with PIE

UE - Editor - UI Systems - Aug 14, 2019

When the scrollbox as the child of multiple retainerboxes, the scroll isn't smoothing. It can see issue with PIE only. If it run with standalone (or package build) is fine. In SScrollBar::ExecuteO ...

Virtual Texturing: RuntimeVirtualTextureOutput Node Can Be Used with a Virtual Texture Domain Material

UE - Graphics Features - Jun 21, 2019

When adding a RuntimeVirtualTextureOutput node to a Virtual Texture domain material, the RVT Output node overwrites any data being sent to the normal material node's output, which interferes with th ...

Painted Vertex colors are not retained when using "Convert Selection to Blueprint Class" in Child Actor mode

UE - Gameplay - Blueprint - Aug 25, 2020

From the User Submission: I spent some time poking through the FComponentInstanceDataCache code and noticed that there is no component instance data saved/applied for'native' component types, so si ...

Streaming Virtual Texture UDIN V Offsetting

UE - Editor - Content Pipeline - Import and Export - Jan 31, 2024

UDIN virtual textures appear to have row 0 (U coordinate [0 - 1) swapped to the other side of the texture vertically. ...