[Legacy][FBX] Animation curves are not added to the skeleton anymore

UE - Editor - Content Pipeline - Import and Export - Jan 17, 2025

Anamorphic Squeeze Factor causes a blocky Depth of Field issue on AMD Hardware

UE - Graphics Features - Jul 30, 2025

When using the Anamorphic Squeeze Factor on a camera on AMD RDNA3 and RDNA4 hardware, blocking artefacts may be seen depending on the extent of the blur. The peripheries of the viewport appear to be ...

Level Streaming Blocking Loads Do Not Work

UE - Gameplay - Jun 4, 2018

It is believed that If Should Block On Load is TRUE, the entire game should freeze up until the entire level is loaded. Then If Should Block On Load is FALSE, the game continues to play while the le ...

[Concurrency] - Voice Steal Release Time Doesn't Work when using a Priority Based Resolution Rule

UE - Audio - Voice Management - Aug 24, 2021

When using a Priority based Concurrency rule, the Voice Steal Release Time is ignored and ejected sounds stop abruptly. Test Notes: See attached video. Note: I've shelved the test map and assets ...

"Favorite Levels" not persisting correctly when changed in the Editor

UE - Editor - Workflow Systems - Nov 21, 2023

In the Level Editor's "File" menu, there is a "Favorite Levels" list, which is persisted in the config file "EditorPerProjectUserSettings.ini" under section "[FavoriteFiles]". Manually editing this ...

BlueprintNativeEvent in Component Subclass does not show up in BP with the component

UE - Gameplay - Blueprint - Apr 20, 2015

If a function is marked as BlueprintNativeEvent inside of a class that inherits from a component (Scene component, Actor component, etc) then the function cannot be called in a blueprint with the co ...

Actors animated with sequencer cause "Begin/End Overlap" events to fire every tick

UE - Anim - Sequencer - Jul 18, 2016

Actors animated with sequencer cause "Begin/End Overlap" events to fire every tick while overlapping another actor ...

MaterialCurve of AnimSequence is not working with LOD 1~ if assigned Material manually

OLD - Anim - Apr 3, 2015

MaterialCurve of AnimSequence is not working with LOD 1~ if assigned Material manually. Assigning material to LOD0 seems sharing material info with other LODs but material info is never shared if as ...

Hierarchical Instanced Static Meshes do not render in Custom Depth

UE - Graphics Features - Jan 6, 2016

When rendering a custom depth post process material Hierarchical Instanced Static Meshes will not use this even if they have been enabled to do so. Sample Project attached. ...

Android.NewKeyboard CVar doesn't work

UE - Platform - Mobile - Jun 1, 2017

Android.NewKeyboard cvar doesn't behave as documented. ...