[MetaSounds][Voice Management] - MetaSounds set to Restart do not virtualize correctly when the Attenuation Shape is not a Sphere

UE - Audio - MetaSounds - Aug 17, 2022

When using Attenuations with MetaSounds, if the Attenuation Shape is Sphere it works as expected. However, other shapes do not work correctly. The sound either becomes deactive or sometimes the soun ...

ControlRig & Sequencer: FindControlRigs returns rigs even if their track have been removed

UE - Anim - Rigging - Jun 5, 2024

Constraint Actor to Rig with Editor Utility Widget is working for the first time adding to the Sequencer. However if it was deleted and added to Sequencer again, run Scripted Actor Action shows Err ...

Blueprint Class functions are overridden in packaged shipping project.

UE - Gameplay - Blueprint - Mar 14, 2015

When using a child blueprint that calls a parent blueprints tick and its functions, The event is not being called if you package the project for shipping Win (32-Bit) Pictures of the Parent BP are ...

The Left Mouse Button Pressed event is not firing when Input Mode Game Only is set and Show Mouse Cursor is true

UE - Editor - UI Systems - Slate - Sep 20, 2019

The Left Mouse Button Pressed event is not firing when Input Mode Game Only is set and Show Mouse Cursor is true. Attached is an example project (4.23) that demonstrates the issue. Found in 4.23.0 ...

Animation Blueprint does not update in editor if ActorComponent UProperty is changed while ActorComponent is selected on placed Actor

UE - Gameplay - Components - Apr 14, 2020

At editor-time (ie, while using the editor and NOT in a PIE session), the Animation Blueprint's ability to read updated values appears to depend on what component of an Actor is currently selected, ...

Subobject components do not have undo functionality within the level

Tools - Jan 4, 2021

When moving these components around in the world editor, the transform gizmo will move with the undo, but the actual component will not.  I could not repro this behavior with non-native component ...

Duplicate subobjects when you attach to an OptionalDefaultSubobject

UE - Gameplay - Components - Jun 3, 2022

I believe that this is happening because of a problem within USubobjectDataSubsystem::FindOrCreateAttachParentForComponent where it is creating duplicates of the character mesh because the "TestScen ...

Level Sequences in Level Instances

UE - World Creation - Worldbuilding Tools - Level Instances - Mar 20, 2023

Workaround is to specify Binding Overrides on the LevelSequenceActor through its Details panel as such (while editing the LI). ...

VirtualJoystick continues inputs after setting new Touch Interface to none

UE - Platform - Mobile - Jul 29, 2016

If you set the Touch interface to none while there is currently inputs being registered, the inputs will continue forever. I also found that if you set the Touch interface to an actual asset the pla ...

Functional Test framework crashes adding delegate instance when multiplayer PIE enabled

UE - Gameplay - Jun 18, 2015

The Functional Test framework crashes when adding a delegate instance if multiplayer PIE is enabled. The crash occurs at the check code in the block below from ..\Engine\Source\Runtime\Core\Public\D ...