Category drop down for actor components appears inconsistent

UE - Gameplay - Blueprint - May 29, 2019

When creating an actor blueprint the default scene root's category setting provides the option to change its category and provides multiple options. However, if a new component it added, the drop do ...

Actors with Child Actor Components get out of sync when undoing component transform in child Blueprint

UE - Framework - Blueprint Editor - Aug 17, 2023

Undoing a child actor's component transform in its Blueprint editor isn't reflected in child actor instances in the level editor. Subsequent transforms are also not propagated after the undo breaks ...

UInstancedStaticMeshComponentRemoveInstances crashes if called with an empty array

This looks like it can be fixed with an early-out when the passed array of indices is empty. Log:[2024.01.03-16.38.36:091][291]LogOutputDevice: Warning: Script Stack (1 frames) : /Game/BP_Crashy.B ...

Loading cooked shaders in editor is broken

UE - Graphics Features - Sep 10, 2018

Issue was traced to CL4018267. Shader hashes are not preserved during cooking anymore. This is failing the check in void FShader::Register() { FShaderId ShaderId = GetId(); check(ShaderId.Materi ...

[CrashReport] UE4Editor_Kismet!FBlueprintGlobalOptionsDetails::CanDeprecateBlueprint() [blueprintdetailscustomization.cpp:5127]

UE - Gameplay - Blueprint Editor - Jul 19, 2017

This is a common crash affecting users in 4.15 and 4.16, affecting over 200 unique users so far. User Descriptionsattempt to import bp from example Source Context 5124 { 5125 // I ...

Tether Parameters Have No Effect On Clothing Using the NvCloth Clothing Tool

OLD - Anim - Oct 4, 2017

In Editor Preferences < under Experimental < Clothing Tools is enabledOwen was migrated over and the original clothing asset was deleted and a new one created to test the issueOnly the ties on his coa ...

Pasting an element into a Widget Blueprint hierarchy causes a crash

UE - Editor - UI Systems - Sep 23, 2021

Pasting an element into a Widget Blueprint after removing the canvas panel will result in a crash.  This has been tested with the border and button elements. This issue is occurring in //UE5/Releas ...

Crash may occur if Actor is selected on the outliner and then discarded

UE - Editor - Workflow Systems - Jul 1, 2022

Discarding Actor while it is selected on the outliner may cause a crash. This may be caused by operations from C++ not being listed in the UNDO list, which may refer to unreferenced objects during ...

Duplicating a map crashes the editor (Blueprint compile crash)

UE - Gameplay - Blueprint - Jan 5, 2015

EDIT: Date: 1/21/2015 Adding the [Link Removed] Duplicating a map in the Content Browser crashes the editor. It does not matter if the map being duplicated is the currently open map or not. EDIT ...

Sequencer frame by frame playback is blurry and distorted

UE - Anim - Sequencer - Jul 28, 2016

When navigating through frames of a Sequence, the scenes become very blurry and distorted after the initial scrub through all of the frames. ...