OnKeyDown does not function in packaged game

UE - Editor - UI Systems - Jul 17, 2015

Pressing down a key for a widget blueprint works in PIE however, it's not functioning once the project is packaged. Project Rar File: [Link Removed] ...

PropertyAccessUtil methods do not do propagation to instances when editing archetypes

UE - Editor - Workflow Systems - May 14, 2020

Currently value propagation is handled at the property node level (c.f., PropagateContainerPropertyChange), and is unavailable to any other editor code / scripting (whether in Python or BP or C++). ...

Instanced Properties remain after compile

UE - Gameplay - Blueprint Editor - Jan 25, 2018

Our team has been using property instances, and have run into several problems. We were able to reproduce one of the problems, and I was hoping to have your team look at it. General scenario. We ha ...

Build fails due to potential divide by 0 error

UE - Graphics Features - Sep 29, 2017

Shipping builds of the Engine fail when using the Visual Studio 2017 compiler due to a potential divide by 0 error. This is because the TotalColumnSize property of SMemoryStats is set to 0 by defaul ...

Adding a Blueprinted custom StaticMeshComponent to a Blueprint results in an Ensure being triggered.

UE - Gameplay - Components - Aug 24, 2015

If a Blueprint is made from a custom Blueprintable StaticMeshComponent, and that Blueprint is added as a component to another Blueprint, an Ensure is triggered. No Ensure occurs if the custom nativ ...

Deleting a project also deletes content of folders referenced by a Windows symbolic link

Portal - Jan 11, 2018

Deleting a project from the Epic Games Launcher will also delete any files that are located in external folders that the project includes via symbolic link. In this case the only thing that should b ...

Fix delegate problems with Blueprints

UE - Foundation - Core - Feb 18, 2015

https://udn.unrealengine.com/questions/236428/bug-blueprints-executing-zombie-code.html Blueprint MyCharacter is based on native class CodeFirstPersonCharacter. CodeFirstPersonCharacter has compone ...

Crash occurs when renaming an asset that is used by Class Default Object

UE - CoreTech - UObject - Nov 23, 2021

Not a regression. Tested in: //UE4/Release-4.26.2 CL15973114 Binary - Reproduced //UE4/Release-4.27.1 CL17735300 Binary - Reproduced //UE5/Release-5.0-EarlyAccess CL16682836 Binary - Reproduced Fro ...

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 ...

Crash with for loop and TArray in constructor to generate multiple StaticMeshComponents

UE - Foundation - Core - Apr 20, 2015

Using a TArray to store multiple components being setup inside a for loop of a constructor will crash on project open. Crash Reporter: [Link Removed] ...