Exponential Editor Slate Performance Cost When Editing An Asset With Nested Instanced Structs

UE - Editor - Workflow Systems - Feb 20, 2024

UDN Issue: [Link Removed] ...

Instanced EditInlineNew Objects not correctly propagating to children and placed level instances

UE - Gameplay - Mar 3, 2020

Instanced EditInlineNew objects are kind of broken right now and hard to make full use of. In addition to the notes above, there are some cases where you can't even assign new values into the base c ...

[CrashReport] UE4Editor_D3D11RHI!FD3D11DynamicRHI::SetResourcesFromTables<FD3D11PixelShader>() [d3d11commands.cpp:1500]

UE - Graphics Features - Jul 5, 2018

User comments in crash group:Light exort crashSwarm agent crash.Building lighting 1496 #if !(UE_BUILD_SHIPPING || UE_BUILD_TEST) 1497 if (!Buffer) 1498 { 1499 ***** UE ...

Bink Media Player leaves last rendered frame in viewport on play

RAD - Bink Video - Aug 4, 2022

Essentially, when set to "Overlay Fill Screen," the Bink Media Player will render the last viewed frame over all game levels in PIE, without actually playing the video or being given any sort of pla ...

Attempting to rename function bound to delegate or rebind delegate to new function will fail

UE - Foundation - Core - Nov 9, 2016

Changing the name of a function that is bound to a delegate, or attempting to bind a delegate to a second function, causes the new/changed function to not be called when the delegate is triggered. ...

Code delegates duplicate function calls when owning actor is duplicated in the editor

UE - Foundation - Core - Jan 15, 2016

If an actor that contains a delegate bound in code is duplicated after being placed in the level, the delegate for the duplicate will also trigger the delegate for the original as well. ...

GAS: GameplayCueNotify OnActive executed twice for Duration GEs on Standalone+ListenServer

UE - Gameplay - Gameplay Ability System - Aug 2, 2023

When playing Standalone or as Listen Server, whenever a GameplayEffect with a duration is applied that fires gameplay cues, the server will locally execute OnActive twice on GameplayCueNotify_Actors ...

UMG ListView doesn't propagate OnItemSelectionChanged events to its items

UE - Editor - UI Systems - Aug 21, 2018

"When using a UMG ListView widget, there seems to be two ways to be notified of item selection changes. An event on ListView which fires when the selection state of any item changes, and an event on ...

VisibleAnywhere MovieSceneObjectBindingID property is editable

UE - Anim - Sequencer - Apr 19, 2024

In general, UPROPERTY(VisibleAnywhere) makes a property ineditable. But, if the type of a property is FMovieSceneObjectBindingID, VIsibleAnyhere no longer prohibits it from editing. [Image Removed] ...

World Initialization is performed on Transition World if the client's process is halted at a certain point

UE - Networking - Apr 12, 2016

A user reported an issue where, if a client hitches during world transition, the client will continue referring to the transition world instead of the newly created one. This will result in the clie ...