Smooth Replicated Character Movement Causes Mesh Transform to be Reset to Default

UE - Gameplay - Player Movement - Nov 22, 2016

When moving a character, attempting to change the relative location of one of the character's components is causing it to remain at the default location. If you do not move the character, the locat ...

Widget component Navigation does not appear to work with "Recieve Hardware Input" set to true

UE - Editor - UI Systems - Aug 31, 2017

Widget component Navigation does not appear to work with "Recieve Hardware Input" set to true. When using the arrow keys to navigate the menu, the focus does not change as it would in the 2D equival ...

Duplicating a SetMaterialAttributes Node Causes Missing Attributes

UE - Rendering - Architecture - Materials - Nov 5, 2018

Duplicate SetMaterialAttributes nodes will be missing attribute connections on the node itself, but in the properties tab they will show up. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 Previe ...

[AI] StateTree assets need to be compiled again when restarting the editor despite no changes.

UE - AI - StateTree - May 4, 2022

StateTree assets show that there are pending changes to compile when reloading the editor. This can also mean that state trees do not run logic for AI as noted in linked UDN thread. ...

HighResScreenshot crashes in windows packaged exe

UE - Rendering - Architecture - Mar 22, 2023

FHighResScreenShotConfig::Init() sets the materials only in the Editor, due to a #if WITH_EDITOR block. However, the FViewport class exposes the TakeHighResScreenShot to non-editor builds as well, l ...

Widget component navigation does not work in Standalone

UE - Editor - UI Systems - Jun 14, 2019

When running a standalone build, focus navigation doesn't work on widgets within a world-space widget component. This may be fallout from [Link Removed], which parented the widget component's virtua ...

Filter window does not open in Curve Asset Editor

UE - Anim - Sequencer - Mar 27, 2020

The filter window does not open in the curve asset editor. It appears that no tab manager is provided when creating the curve asset editor's SCurveEditorPanel in FCurveAssetEditor::SpawnTab_CurveAss ...

Auto Exposure Compensation Curve issue when switching from Histogram to Manual

UE - Rendering - Architecture - Feb 21, 2024

When switching the Camera's Exposure Metering Mode from Histogram to Manual, there is a single-frame flash. The Licensee has a proposed code change that would fix this issue. Also found in 5.4, CL 3 ...

Issues with global invalidation (MoviePlayer)

UE - AI Workflows - UI Systems - Sep 27, 2024

It was mentioned that the global invalidation should be toggled off during loading screen and subsequently restore the state after. A request was made for this dynamic behavior be part of the engin ...