Subtitle settings are ignored after editor restart

UE - Editor - UI Systems - Localization - Nov 11, 2016

If the Subtitles Enabled setting is set to false, subtitles will still display after restarting the editor regardless of Subtitles Forced Off setting. ...

Actor components in blueprintable structs are uneditable in full BP editor, but not on instanced actors or in data BP editor

UE - Gameplay - Blueprint Editor - Jan 24, 2024

When an actor has a blueprintable struct that contains a reference to an actor component and that component is created default in the actor's constructor, the struct and the component will be unedit ...

Construct object fails to assign a value when using the level blueprint - ConstructObject node issue

UE - Gameplay - Blueprint Compiler - Feb 28, 2018

https://udn.unrealengine.com/questions/419239/uk2node-genericcreateobject-compile-issue.html ...

Material Layer Texture Params don't warn on different sampler types

UE - Rendering Architecture - Materials - Feb 7, 2023

This texture validation exists for global parameters, and should read as "Warning: Param samples /Engine/Functions/Engine_MaterialFunctions02/ExampleContent/Textures/newhplaneNormalsMap.newhplane ...

Event Dispatchers do not update references when renamed

UE - Gameplay - Blueprint - Feb 23, 2016

Event Dispatchers do not update event references when renamed if the green "+" is used to add the event in the Details Pane of an actor component. Note: Event Dispatchers appear to rename normally ...

Packaging for ARM 32 bit fails during build phase with libopenvr_api.so: file not recognized

Tools - May 8, 2017

This is the ouput in the UnrealBuildTool log:[301/301] Link ThirdPersonServer D:/GitHub-Release-4.16/3427662/Engine/Source/ThirdParty/OpenVR/OpenVRv1_0_6/lib/linux64/libopenvr_api.so: file not reco ...

Duplicating an Instanced UProperty Component copies a reference, instead of a "deep copy"

UE - Gameplay - Jan 21, 2019

Duplicating a UActorComponent that has an Instanced UPROPERTY does not perform a deep copy of the instanced property. It appears to only copy a reference to the instanced object. Where as, performin ...

Packaging a project to HTML5 and opening the project disables mouse over events

UE - Platform - Mobile - Dec 24, 2015

Packaging a game to HTML5 disables the mouse and mouse over events on local host, which prevents any mouse functionality from working in a packaged project. ...

Blueprint class's property is overridden by parent blueprint class

UE - Gameplay - Components - Nov 2, 2020

I did some research. The problem is caused in CoreNative.cpp. In Function GetInstancedSubobject (Line 126) We should check if instance is runtime instance first. If it is runtime instance, just us ...

UWorld::GetNetMode returns incorrect value during UGameInstance::StartPlayInEditorGameInstance

UE - Networking - Jan 19, 2023

During PIE instance initialization, there seems to be a window during which UWorld::GetNetMode will not return the expected value: before the instance's NetDriver has been created but after UGameIns ...