Unable to select object when using DistanceToNearestSurface node for Opacity Mask in Masked Material

UE - Rendering Architecture - Materials - Mar 6, 2023

From observations, this seems to be related to how the mesh selection works, and may be making the pixel under the mouse masked away. Adding a value >= 0.5 between the clamp and the Opacity Mask out ...

Delay when entering text into EditableText using Microsoft IME after switching between half-width and full-width characters

UE - Editor - UI Systems - UMG - Jul 14, 2023

When adding text after switching from half-width to full-width input using Microsoft IME, there may be a delay of about 3 seconds before the text can be entered correctly. This is supposed to occur ...

Level Sequence with Media track hangs when scrubbing the timeline

UE - Media Framework - Aug 24, 2023

Adding a media track(.mp4/avi) into a level sequence causes the editor to hang when scrubbing the timeline, or enabling/disabling the media track. ...

Error when zooming out in orthographic view in 5.4

UE - Editor - Jul 29, 2024

In 5.4: zooming out far with the mouse wheel after setting the editor viewport to orthgraphic view triggers an ensure: ensure(InOrthoZoom >= MIN_ORTHOZOOM && InOrthoZoom <= MAX_ORTHOZOOM); Th ...

The "Make Static Mesh" feature for skeletal meshes does not account for disabled mesh sections.

UE - Anim - Rigging - Skeletal Editor - Dec 11, 2024

The licensee was not able to make static meshes with the correctly disabled sections from a skeletal mesh in the current implementation of the "Make Static Mesh" button in the editor. They have prov ...

RootMotionModifier_SkewWarp bug

UE - Anim - Gameplay - Mar 6, 2025

In /Game/ABPLinkingShowcase/Blueprints/Pawn_ABPLinkingCharacter: The character mesh’s root location is lower than the capsule’s lowest point. This is what causes the issue. Based on the event graph, ...

Anisotropic reflections are not visible in all player views during local multiplayer split screen

UE - Graphics Features - Mar 7, 2025

When playing in a split screen local multiplayer game the anisotropic reflections differ between players when looking at the same object. It appears as the anisotropic light scatter is not applied ...

UPoseAsset::SetBasePoseName() always sets INDEX_NONE

UE - Anim - Runtime - Apr 11, 2025

UPoseAsset::SetBasePoseName() does not correctly set the BasePoseIndex when a valid pose name is provided. Regardless of input, the pose defaults back to ReferencePose. Upon inspection of the implem ...

Duplicating Collapsed Graph Nodes lose all Pin Links

UE - Gameplay - Blueprint - Mar 24, 2015

Duplicating Collapsed Graph Nodes that have spaces in the name lose all pin connection links. ...

Japanese language word order mistake in Transition nodes for AnimBP

UE - Editor - UI Systems - Localization - Mar 24, 2016

Japanese language word order mistake in Transition nodes for AnimBP It reads "AからB", but should read "BからA" ...