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 ...

IOStore : Packaged game crashes when doing garbage collection right after cancelling async loading by UnloadPrimaryAssetList

UE - Foundation - Core - RuntimeLoader - Mar 15, 2021

Packaged game without IOStore never hits this error. ...

An Actor with Run Construction Script in Sequencer set to true doesn't render out correctly with Movie Scene Capture or Move Render Queue

UE - Anim - Sequencer - Mar 31, 2022

An Actor with Run Construction Script in Sequencer set to true doesn't render out correctly with Movie Scene Capture or Move Render Queue. While previewing the Sequencer the actor moves as expected. ...

TakeRecorder cannot record Auto Activate and Destroy of Niagara effect

UE - Niagara - Apr 1, 2024

When Niagara FX of a recording actor is spawned during taking a record, that FX behavior must be recorded and able to be playbacked. However, Niagara Component Auto Activation by BP node is not reco ...

Vehicle wheels ignore collision settings of vehicle in vehicle template

UE - Simulation - Physics - Nov 25, 2015

In the vehicle template, vehicle wheels ignore collision settings of the vehicle when they are set to custom and altered. ...

Crash occurs when a struct containing an instanced object property is used as the value for a TMap in a class that is subclassed in Blueprints

UE - Foundation - Core - Mar 23, 2017

Using a struct containing an instanced object property as the value for a TMap results in a crash if a Blueprint of the class containing the TMap is subclassed and the child Blueprint is opened the ...

When running in the Editor, actor owning a UCameraTestComponent that sets DesiredView.Rotation Pitch below -90 or over 90 will attach to the Editor Camera as if it was being piloted

UE - Gameplay - Gameplay Cameras - Feb 27, 2025

When running in the Editor, actor owning a UCameraTestComponent that sets DesiredView.Rotation Pitch below -90 or over 90 will attach to the Editor Camera as if it was being piloted. The licensee re ...

InstanceOnly properties are written to a Blueprint

UE - Gameplay - Blueprint - Sep 17, 2018

When CopyActorProperties is used with a target being a template such as a blueprint, it can copy and serialize EditInstanceOnly Properties. ...

Linux server builds of 4.24.0 failing due to Text3D plugin's dependencies on FreeType2 and HarfBuzz

UE - Platform - Linux - Jan 31, 2020

The build error is descriptive. FreeType2.Build.cs and HarfBuzz.Build.cs explicitly check if they are being used for a Unix server build and throw exceptions to prevent that. Commenting out those ex ...

GeneratePsyms fails with installed builds due to missing dymp_syms tool and incorrect path space handling

UE - Platform - Apple - Nov 14, 2024

Uncovered while testing [Link Removed] ...