Crash while using Geometry Scripting to add an Array of Vector 2D data to 'Append Buffers to Mesh' node UV0 input pin

UE - Graphics Tools - Modeling Tools - Jun 13, 2022

Geometry Scripting plugin isn't available for 4.27.2, and the behavior is the same 5.0.1. Crash while using Geometry Scripting to add an Array of Vector 2D data to 'Append Buffers to Mesh' node UV0 ...

'Call In Editor' events on components are not exposed in the details panel

UE - Gameplay - Mar 3, 2017

Request for an Actor Components Blutility 'Call In Editor' events to be accessible from derived class. It would also be expected to see the Blutility dropdown selection and Run button in the actors ...

Crash with Assert after adding large sections to landscape

UE - Graphics Tools - Terrain - Jun 7, 2023

This is a regression as it does not happen in //UE5/Release-5.1.1 ...

Getting Relative Location of an Object That Once Simulated Physics Returns World Location

UE - Simulation - Physics - Dec 10, 2015

Attempting to get the Relative Location of a component that once simulated physics, but has been dynamically set at runtime to not simulate physics returns the World Location instead until the actor ...

Linux crash upon opening maps in Soul: City content pack

UE - Graphics Features - Jan 29, 2018

Opening the maps from the Soul: City asset pack on Linux causes a crash. This seems to be rendering related. It was originally reported as a Vulkan specific issue but we've reproduced it without Vul ...

Sound Track in Matinee Ignoring Track Location and Playing Audio at Beginning of Sound Wave/Cue

Tools - Sep 22, 2015

When scrubbing the Matinee handle with a Sound Track added, no matter the location of the handle, the sound wave associated will play from the beginning of the audio file. Tested in 4.8.3 - 2634408 ...

Adding Megascans 3D objects to a scene can cause Twinmotion to freeze and Crash on macOS.

TM - Core - Dec 11, 2024

Looking at the logs when it happened, the logs are spammed with the following: [2024.12.10-20.34.12:438][514]LogZenServiceInstance: Display: Unreal Zen Storage Server HTTP service at [::1]:8658 sta ...

Suspend/resume iOS Metal Crash on low end device with MTLCommandBufferErrorMemoryless error with lots of geometry

UE - Platform - Mobile - May 11, 2023

The project was built in Unreal 4.27.2 binary from the Epic Games Launcher. At this stage we have only observed the crash on devices with a hardware combination of Apple A9 1.8 GHz and 2GB of Memory ...

Sequencer : Attaching a Possessable to multiple Spawnables across multiple cuts causes incorrect location restoration

UE - Anim - Sequencer - Nov 12, 2021

Regression No, according to affects versions 4.27 and 4.27.1 The restore process proceeds in the following order : 1. Remove spawnable actor in first cut (no effect because the actor is already r ...

Replicated components spawned by CreateComponentOnInstance are broken by object reuse

UE - Gameplay - Apr 5, 2023

When the gameplay framework component manager creates components as part of CreateComponentOnInstance, it passes in the requested class name as the literal name of the component instead of using the ...