Button response wrong on lastest MacbookPro

UE - Platform - Apple - Jul 24, 2022

Atmosphere related scan line artifacts for Path Tracer with MGPU

UE - Graphics Features - Path Tracer - Feb 10, 2023

There are two UDNs related to this issue.  It makes the Path Tracer unusable with MGPU, with atmosphere enabled. I already have a one-line fix implemented and tested.  The atmosphere scan line arti ...

Orientation Warping is rotating the mesh incorrectly on listen servers

UE - Anim - Gameplay - Apr 26, 2023

See UDN for details: [Link Removed] ...

Memory stomp in UTexture2DArray::SetPlatformData

UE - Texture - May 30, 2024

A crash from bad memory access can happen when clearing the textures in a Texture2DArray asset. This appears to be because the order of operations when deleting the platform data is: ``` if (Privat ...

Enabling ZenLoader causes editor crash when undoing Level Instance deletion

UE - CoreTech - Sep 5, 2024

Crash reported through UDN. With ZenLoader enabled, deleting a level instance and triggering Undo causes a crash in  ULandscapeComponent::PostEditUndo() The user has provided an example project th ...

Building Geometry Stops UTickableWorldSubsystem Ticking

UE - Gameplay - Jan 13, 2025

Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...

Building Geometry Stops UTickableWorldSubsystem Ticking

UE - Gameplay - Jan 31, 2025

Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...

Opening a project that contains an actor in viewport with a child actor component of type TextRenderActor crashes the editor

UE - Gameplay - Blueprint - Jan 12, 2016

If a blueprint with a child actor component of type TextRenderActor is added to a level and the editor is saved, closed, and reopened, the project will crash with the following assert: Assertion ...

Custom Component class does not show up in Add Component list

UE - Gameplay - Blueprint - Mar 5, 2015

Creating a code component class and marking the UCLASS() macro with meta=(BlueprintSpawnableComponent) does not allow the component to be used inside blueprints. Workaround: Adding ClassGroup=( [Gr ...

Cannot Rename or Delete Event Dispatchers if they are named "color"

UE - Gameplay - Blueprint - Jul 21, 2015

Event Dispatchers cannot be renamed or deleted after being created if the name used is "color". ...