Child widget of Retainerbox draws with incorrect offset of RenderTranslation

UE - Editor - UI Systems - Feb 5, 2020

The child widget of Retainerbox was applied incorrectly offset the RenderTranslation of the parent widget and draws it. This issue is 4.24 only. it's fine as well as the preview on UMG Designer in 4 ...

Crash when copy and paste actor track what is spawnable and has event track.

UE - Anim - Sequencer - Jul 13, 2020

This issue is regression. It crash only 4.25, and it dosen't crash in 4.24. Copy and past a specific track (spawnable, actor with event track, set endpoint) causes a crash in the editor.  ...

Toggling Material Layer visibility in Parent Material doesn't propagate to children

UE - Rendering - Architecture - Materials - Jun 9, 2026

When Material layer visibility is toggled on the Parent Material in a Material hierarchy, only the Parent’s layer visibility is affected, the children are not. Saving the Parent material has no effe ...

HLOD build crashes when GroupActor is present

UE - World Creation - Worldbuilding Tools - HLOD - May 24, 2022

The licensee shared information that a Null check on the following Actor can be used as a workaround. static TArray<UActorComponent*> GatherHLODRelevantComponents(const TArray<AActor*>& InSourceAct ...

VR Editor Taking Input From Wrong Controller in Foliage Painting.

UE - Editor - Workflow Systems - Nov 2, 2016

When in Foliage Painting mode, the left trigger press causes the right controller to paint foliage instead of the left controller. This bug does not affect Landscaping or Mesh Painting. This is a r ...

(New) Capsule does not change in viewport to reflect new values entered in details Panel

UE - Gameplay - Player Movement - Sep 3, 2015

Adding values in the details panel to a new Capsule Collision Component will not affect the Capsule in the CharacterBlueprint Viewport. *This only effects a new Capsule Collision added to a charact ...

Using construction script does not update 3D widget text

UE - Editor - UI Systems - Feb 20, 2017

The construction script is not updating in the PIE when the text is set through that method, there is a current workaround to set it on event begin play. This issue affects the Text and Textbox comp ...

Crash when editing gameplay tag query in a structure

UE - Gameplay - Blueprint - Feb 20, 2017

When I try to edit Gameplay tag query in a blueprint structure the editor crashes. Regression: No. This issue affects versions: 4.15, 4.14.3, 4.13.2 (Binary Versions) ...

Certain dropdowns in the Menu Bar are missing sections on Mac when expanded

UE - Platform - Apple - Apr 25, 2017

This only affects certain dropdowns and only occurs when the editor is open. Also occurs in 4.15.2 This has been seen on the following macs:AMD R9 M395 iMac running Sierra 10.12.5 ...

Copy/paste of multiple components in attachment hierarchy distorts transform values

OLD - Enterprise - May 18, 2017

When multiple components in an attachment hierarchy are copy and paste, the result is the new group has a distorted shape from the original. This issue may be related to [Link Removed] and is affec ...