Instanced meshes called in player character do not correctly register overlaps

UE - Gameplay - Dec 21, 2015

Instanced meshes called in player character do not correctly register overlaps with other actors. ...

[CrashReport] Linux crash - FLinuxApplication::CreateLinuxApplication()

UE - Platform - Linux - Jul 20, 2017

This is a longstanding Linux crash that occurs with some frequency each release. ...

AssetManager can load blueprints of the wrong type when redirectors exist

UE - Gameplay - Sep 29, 2017

The logic in the AssetManager to determine if a scanned Blueprint should be added to the primary asset directory is wrong if that blueprint has an active redirect targeting it. The simplest way to r ...

Set user focus for player 0 will cause other local players to lose input

UE - Gameplay - Input - Feb 28, 2019

When the player at index 0 sets its user focus it will cause other players to lose input. This does not occur when setting the user focus of players with an index higher than 0. ...

Play rate value under 1.0 seems ignored when with Render movie to video feature

UE - Anim - Sequencer - Nov 7, 2019

Is this a regression? Yes, this is not reproduced in 4.22 version When rendered movie have Play rate track, it should show same result for PIE and rendered movie. But play rate below 1.0 seems not ...

Use mouse for touch enables gesture action on button which makes the button to lost focus to that the button fires onreleased event

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

When Use mouse for touch is enabled, the button fires onreleased event. Here is what I investigated. Use mouse for touch enables gesture action in the button that leads to LongPress gesture fires ...

Playing audio files in Editor doesn't work when Magic Leap Zero Iteration is enabled

UE - Platform - XR - Jun 14, 2020

When the "Enable Zero Iteration" and "Use ML Audio for Zero Iteration" settings are both checked, the audio doesn't play inside Unreal Editor. This happens in the following cases:Playing an audio fi ...

AttachComponentToComponent node does not change the location of a Spawned particle system at runtime

UE - Framework - Components - Feb 17, 2022

You can use the "Spawn Emitter Attached" function as a work around ...

Editing a spline component in 5.4 no longer fires construction events.

UE - Editor - Workflow Systems - Apr 14, 2024

Licensee found that in 5.4 the spline component when edited in editor, no longer triggered the construction script potentially breaking their art pipeline. The licensee mentioned the cause is likel ...

Actors removed from the world are unregistered both before and after EndPlay

UE - World Creation - Worldbuilding Tools - Nov 5, 2024

Actors that are removed from the world have UnregisterAllComponents called twice. Removal can be caused by unloading a data layer that owns the actor. In cases like exiting the application or destr ...