GPU particles disabled on Quest

UE - Niagara - Feb 9, 2024

GPU particles were disabled on Quest 1 due to a compute issue. We need to validate / fix issues for Quest 2 / Quest 3. Reported in [Link Removed] ...

Media Player can't continue to play after the progress bar is dragged.

Media Framework - Nov 15, 2023

This bug occurs in 5.3 version. It's ok in 5.2 version. ...

Foliage 'BlockAll' instanced static meshes do not affect NavMesh

UE - AI - Navigation - Feb 27, 2024

When placing static mesh foliage and setting the foliage mesh's Collision Preset to Block All,  the placed meshes do not consistently block parts of the nav mesh. Expected: Placed meshes (for examp ...

Recentering on Meta Quest doesn't work

UE - Platform - XR - Jan 10, 2024

This is a serious issue as it's causing applications to fail certification on the Meta Quest store ...

UBlueprintEditorLibrary::ReparentBlueprint() results in compiler errors when attempting to reparent from a native parent class to a blueprint parent class

UE - Gameplay - Blueprint - Mar 20, 2024

When using the Reparent Blueprint node in an Editor Utility Blueprint, e.g. an Asset Action Utility, compilation errors will occur if you try to reparent a blueprint with a native parent class to a ...

5.3 crashes when loading a map with an actor that had the class of one of its components changed

UE - Gameplay - Components - Feb 1, 2024

Create a blueprint based on actor, give it a SceneComponent named ExampleComp (BP_TestActor) - this should be the blueprints only componentCreate a new level (TestMap), place an instance of the bluepr ...

[Feature Request] Add a "Move Function Declaration to Parent" option for blueprint added functions

UE - Gameplay - Blueprint Editor - Mar 21, 2021

Users requested the ability to move only the function declaration to a base class from blueprints instead all of the nodes inside the function.  From the user:  "Essentially, 95% of the time wha ...

UMG Animation MPC track cannot preview

UE - Editor - UI Systems - UMG - Jan 23, 2024

The reason should be in FMaterialShader::GetParameterCollectionBuffer , Scene is nullptr and cached value GDefaultMaterialParameterCollectionInstances ** doesn't update. ...

Playing two instances of the same level sequence with an audio track will not work as expected.

UE - Anim - Sequencer - Mar 11, 2024

Two instances of the same level sequence playing audio will cause the audio to stop playing. ...

[AI] Updating an HISM instance transform breaks the navmesh on all of the HISM instances.

UE - AI - Navigation - Jan 19, 2024

Navmesh does not generate correctly around HISM instances when one instance has its transform updated. The most noticeable change is that adjusting the scale of an instance's transform will cause th ...