Sequencer autosorts alphabetically on undo

UE - Anim - Sequencer - Sep 8, 2023

[Link Removed] Jan Kaluza 2023-09-08 15:37:18 UTC I just ran into a very frustrating bug: I have around 60 actors in a sequence, and I reordered them to be in the order that I wanted to animate them ...

Crash on inputting Scalar Value in Grass Material Node

UE - LD & Modeling - Terrain - Landscape - May 6, 2015

Crash occurs when inputting a Scalar Parameter into the New to 4,8 Grass Node. Also reproduced in Main Promotable-CL-2535351 ...

Lumen screen traces from hair cast noising moving shadows on faces

UE - Graphics Features - Lumen - May 17, 2024

There is moving blotchy noise on the head and face from hair when Lumen HZB tracing hits hair.  CL 33258050 fixes the noise in the hair, but tracing still hits hair when it starts from surfaces like ...

Hot Reload crash with Scene Component tied to Actor class

UE - Foundation - Core - Feb 19, 2015

After creating a Scene Component code class and an Actor code class, creating a reference to the SceneComponent in the Actor class constructor will cause a crash on hot reload in the editor. ...

Landscape Visibility Tool crashes editor

UE - LD & Modeling - Terrain - Landscape - Feb 20, 2015

Editor crashes when landscape visibility tool is used on landscape. Frequency: 2/2 Crash Reporter: [Link Removed] ...

Many native-only interfaces incorrectly appear as implementable by blueprints

UE - Gameplay - Blueprint - Sep 14, 2020

Right now, any UINTERFACE that is not marked as CannotImplementInterfaceInBlueprint is shown as implementable in blueprint. If these functions have BlueprintCallable functions or related things then ...

Get and Set nodes for variables from a BP's parent class will not compile without a reference to Self (4.8)

UE - Gameplay - Blueprint - Jan 20, 2015

Get and Set nodes for variables from a BP's parent class will not compile without a reference to Self. Without one, the BP fails to compile with the following error: "Error Variable node Get NewVa ...

Get and Set nodes for variables from a BP's parent class will not compile without a reference to Self

UE - Gameplay - Blueprint - Jan 9, 2015

Get and Set nodes for variables from a BP's parent class will not compile without a reference to Self. Without one, the BP fails to compile with the following error: "Error Variable node Get NewVa ...

Slate-based Program targets assert on start up

UE - Editor - UI Systems - Slate - May 20, 2020

13431468 (which originated from FN) has caused Program-type targets to assert when starting. This has been observed with both UnrealInsights and UnrealFrontend. check(PrimaryDockArea.IsValid()) ...

CitySample - Level MassCrowd - interactions with SmartObjects/ContextualAnimScene is broken in 5.5

UE - AI - Apr 9, 2025

The 5.5 version of the CitySample project, particularly the MassCrowd scene, was not properly maintained. The previously working functionality of NPCs being able to sit on a bench is now broken. CAS ...