Level viewport toolbar buttons on the right side are collapsed even if the viewport has enough width

UE - Editor - Applied Usability - Jan 21, 2025

The following worka round works :float SLevelViewportToolBar::GetTransformToolbarWidth() const { ... #if 0 // float ViewportToolBarWidth = static_cast<float>(GetCachedGeometry().GetLocalSize(). ...

There are assets with no name when deleting datasmith assets

UE - Editor - Content Pipeline - Datasmith - Importer - May 30, 2018

Nanite material audit reports null material when WorldGridMaterial replaces a deleted material in the editor

UE - Rendering - Architecture - Materials - Nov 10, 2022

Workaround it to reassign a material to the mesh and resave ...

Renaming an input pin does not update accessor

UE - Gameplay - Blueprint Editor - Jun 30, 2017

Default Value is lost, when variable is renamed

UE - Gameplay - Blueprint - Aug 10, 2016

Behavior tree's blackboard editor doesn't have Play button

UE - AI - Aug 17, 2015

It's showing up when you start Play using main window, but disappears after finishing play session - should be consistent with main BehaviorTree editor window. ...

Lumen scene view - spot light cut off

UE - Rendering - Architecture - Dec 1, 2023

This looks to be an issue with shadows in Lumen Direct Lighting, and might be coming from the "Batched lights" pass. ...

BP new Event Dispatcher cannot be deleted after modification

UE - Gameplay - Blueprint - Sep 10, 2018

Changing the variable type of an Event Dispatcher in the Blueprint editor results in an impossible to compile situation. The BP must be then recreated due to being unable to remove the unattached ev ...

Compiler warning after renaming variable in animation template

UE - Runtime - Anim BP - Aug 15, 2023

See UDN: [Link Removed] ...