Regular UMG Widgets can be reparented to editor widgets but do not work.

Tools - May 11, 2020

This may just need to be closed, we may not be able to control this at such a level.  This really comes up more than you would guess.  I think almost everyone has made a widget, wanted to call Edito ...

CopyTask in BuildGraph never throws an exception if the copy fails

UE - Foundation - Horde - BuildGraph - Feb 28, 2023

CopyFile function in CommandUtils.cs assumes that an exception will be thrown if the number of retries is exceeded, but the loop condition prevents it from being thrown. Following fix works:publics ...

Screenspace Denoiser creates artifacts for Ray Traced Shadows

UE - Graphics Features - Ray Tracing - Nov 13, 2023

Screen space denoiser creates two types of artifacts: artifacts around boundary for general lighting The artifact is there before 5.2 but since the ray traced shadow denoiser denoises on the sqr() s ...

Skeletal Mesh component that uses Anim BP does not translate after swapping root bone on particular Anim section in Sequencer

UE - Anim - Anim in Engine - Apr 19, 2023

Repro Rate: 5/5 Regression: Unconfirmed - Functionality is not implemented in previous version Skeletal Mesh with default slot Anim BP applied does not translate after Swap Root Bone on particular ...

High Res Screenshot Tool Scene Color rendering washed out as EXR

UE - Graphics Features - Dec 8, 2015

When rendering out the Buffer Visualization Targets with the HDR setting on, the resulting Scene Color EXR is rendering significantly washed out compared to the Buffer Viz. in the Editor and if comp ...

Add sanitization code surrounding RigidBody + RigidBodyDynamic flags

UE - Simulation - Physics - Jul 20, 2016

PhysX throws warnings (which are escalated to errors) when CCD and Kinematic are in invalid states (they can only be enabled exclusively). The code to fix this has already been submitted, but may c ...

Color Picker window closes when selecting objects in the viewport with the Eye Dropper Tool

Tools - Apr 13, 2017

The color picker window stays open if the Eye Dropper tool selects color from anywhere other than the viewport. The color is captured in the color picker before it closes, but makes it a nightmare t ...

Numerous LogMetal: Warning: AsyncCopyFromBufferToBuffer on overlapping ranges Warnings

UE - Graphics Features - Mar 13, 2018

Numerous LogMetal: Warning: AsyncCopyFromBufferToBuffer on overlapping ranges Warnings Warnings do not appear to be linked to any visual/performance problems in the editor. Could be safely ignored. ...

UMG Slider displays long or wrong percentages when Step Size is set to 0.1

UE - Editor - UI Systems - Apr 24, 2020

When the Step Size is set to 0.1 for a Slider and Slider value is multiplied by 100, it will display weird numbers when moving the slider back from 100%. Changing the Step Size to 1 and changing th ...

Masked areas render as black if material uses any virtual texture

UE - Graphics Features - Jun 9, 2021

Masked materials that sample virtual texture don't function correctly. They render black instead of masked. This happens when there is no depth pre pass enabled. Automatically enabling depth pre p ...