Editor Utility Widgets cannot write to the Undo Buffer

Tools - Apr 4, 2019

When using an Editor Utility it appears that the user cannot write to the Undo Buffer. ...

Depth of field issues on Translucent Materials with Raytracing and DirectX12 enabled

UE - Graphics Features - Lumen - Oct 9, 2020

With DirectX12 and Raytracing enabled, translucent materials are not showing the correct depth of field.  Reported in version 4.25.3(CL 13942748). Tested and found in versions 4.25.3 and 4.24.3(C ...

[AI] Editor crash when moving BT nodes if the BB has a BlackboardKeyType_Object with a null BaseClass

UE - AI - BehaviorTree - Feb 28, 2023

The editor crashes if a BT is changed while its Blackboard has an Object type key with its BaseClass set to None (null). There is no warning or log alerting the user that setting the BaseClass to No ...

pose search cook determinism issue

UE - Anim - Gameplay - Jun 26, 2024

CharacterMovementComponent - Jump incorrectly simulated when moving against a wall, resulting in an apex height lower than expected and framerate-dependent

UE - Gameplay - Player Movement - Jun 17, 2024

The CharacterMovementComponent simulates the position of a jumping/falling character inside function UCharacterMovementComponent::PhysFalling() [CharacterMovementComponent.cpp:4381]. On the main cod ...

Linux editor splash screen does not show Unreal Editor

UE - Platform - Linux - Mar 9, 2016

The title text for the editor's splash screen displays the text 'EDITOR' in a small font that is not bold. I do not see this issue on Windows. REGRESSION: Yes Worked: 2824270 Broken: 2891838 ...

HLOD actor is not popping in as expected when zooming out in the viewport

UE - World Creation - Worldbuilding Tools - HLOD - Jan 12, 2017

This is a regression from 4.14.3 at CL 3251583 ...

Composure DepthElement Not Producing A Picture

UE - Virtual Production - Rendering - Composure - Sep 21, 2020

The user tried to use the composure pipeline and followed what is written in the Documentation. All the elements and nodes written out in the documentation worked as expected with the exception of t ...

Connection/Disconnecting an integer pin to a divide node causes the pin literal value to fail

UE - Gameplay - Blueprint Editor - Nov 18, 2021

This only happens when you connect a pin, then disconnect it and try to compile again. ...

Crash when trimming animation and then undoing action

UE - Anim - Runtime - May 30, 2023

Repro rate: 3/3 times This is a regression as the issue does not occur in 5.1.1  ...