Audio components played at the same time appear to desync over time on Android

UE - Audio - Jan 12, 2018

When playing the audio form multiple audio component at the same time, the audio appears to become desynced over time. ...

Float value of AIDataProvider_QueryParams is cast faild

UE - AI - Oct 9, 2018

IntValue and BoolValue is always indefinite value in UAIDataProvider_QueryParams::BindData(). Attach the result of Watch in VS. ...

Showing black screen when drawing Distortion and DOF on Android

UE - Platform - Mobile - Jan 13, 2019

[Link Removed]I think it is because that the "bOnChipSunMask " is false as Distortion activated (MobileShadingRenderer.cpp line 378),  the "UseFetch" is true as the Android device support shader fra ...

Cannot (Easily) Change the Case of Folder Names in the World Outliner

Tools - Jul 11, 2016

In the World Outliner, without the following workaround, you cannot simply change the case of a folder name from upper to lower case or vice versa. EXAMPLE: map -> Map = map WORKAROUND: Change "M ...

Enum editor not adding new enum values

UE - Gameplay - Jul 22, 2019

Blueprint enumeration editor is not adding new enum values. ...

SteamVR - Packaged project does not scale to monitor bounds

UE - Platform - XR - Oct 4, 2019

Packaged projects will not match monitor resolution when SteamVR is being used. STEAMVR 1.7.15 used ...

Cannot navigate to native function source code from blueprint editor

UE - Foundation - Core - Feb 1, 2020

REGRESSION RANGE WORKING: 9404494 (right before Dev-Core copy up at 9405827 BROKEN: 9407021 (Dev-Networking copy up) NavigateToFunctionSource: Unable to find symbols for 'UPaperFlipbook::GetNumFr ...

RetainerBox may cause memory leak

UE - Editor - UI Systems - Slate - Aug 20, 2020

Essentially, this memory leak should be counted in the UI section, but it is counted in the SceneRender section. This seems to be due to the behavior of MemStackAllocator and FixedSizeAllocator. Th ...

Deprecated components can still be added via the Add Component button

UE - Gameplay - Blueprint Editor - Oct 19, 2021

The UDN has a possible fix for this issue in the Component Type Registry You can use the following as a test C++ class: #pragma once #include "CoreMinimal.h" #include "Components/ActorComp ...

[MetaSounds] - Changing an Input to Modulation Parameter crashes editor due to module load order

UE - Audio - MetaSounds - May 27, 2022

Setting an Input type on Modulation Parameter crashes the editor with:Assertion failed: Pair != nullptr [File:E:\SMoyls_UE5_Release-5.0\Engine\Source\Runtime\Core\Public\Containers\Map.h] [Line: 643 ...