When a fixed delta time step of 0.02 or higher is used with some skeletal mesh objects, rotational forces applied using AddTorque have no affect on the skeletal mesh.

UE - Simulation - Physics - Jan 27, 2015

Using AddTorque to apply a rotation to a skeletal mesh does not always provide the expected results if a fixed time step is being used. When doing this to the Owen character in the Content Examples ...

Regression: "Object Position" node in Light Function materials did not compile up to UE 5.0. Starting with 5.1, it compiles but outputs garbage values

UE - Rendering Architecture - Materials - Aug 26, 2024

Up to UE 5.0, when the "Object Position" node is used in the Material Editor as part of a material with Light Function domain, attempting to compile the material results in the following error: "[SM ...

Can not affect "r.SetRes" command in editor new window

UE - Foundation - Core - Jul 11, 2022

When playing in "New Editor Window" mode, entering the r.setres command does not change the screen size. This worked in UE4.27, but no longer works in UE5.0. ...

Editing child property values is affecting parent property values

UE - Gameplay - Blueprint Editor - Jan 27, 2020

1 frame flickering when creating UMG using Textblock, ScaleBox and Overlay

UE - Editor - UI Systems - Slate - Dec 15, 2021

As a report of a similar issue, changing the text to right-aligned causes a similar issue. This issue seems to have been occur by a change in CL7540157. It also seems to be improved by adding the p ...

[Console Commands] - au.debug.sounds.sort priority shows all sounds as priority 1.0 when volume scaling is bypassed or sound is 2D

UE - Audio - Voice Management - Apr 5, 2022

The priority display does not correctly reflect the set priorities of sounds when they are not being attenuated or when Bypass Volume Scale for Priority is Enabled. If a sound is attenuated and scal ...

Using GeoMerge on fragments of a GeometryCollection (GC) will create a new single particle while removing the old particles, but although you end up with less particles, the disk file size of the GC uasset increases.

UE - Simulation - Physics - Destruction - Nov 26, 2024

Using GeoMerge on fragments of a GeometryCollection (GC) will create a new single particle while removing the old particles, but although you end up with less particles, the disk file size of the GC ...

Landscape leaking when using ParallelInitView 1

UE - LD & Modeling - Terrain - Landscape - Mar 27, 2018

see step ...