Unreal Engine Issues
Unreal Engine Issues
Properties not serialized when moving actor/component depending on unrelated specifiers
UE - Framework - Blueprint - Sep 25, 2023When an actor is moved on the level editor viewport, it is reconstructed along with its components, which at first makes their properties reset to their default state. Thankfully, this does not happ ...
Set Members in Struct node doesn't work if the Struct is contained within an Array
UE - Gameplay - Blueprint - Dec 9, 2014Set Members in Struct node doesn't work if the Struct is contained within an Array. ...
Crash occurs when duplicating a State Machine in the My Blueprint panel within an Animation blueprint
UE - Anim - Runtime - Anim Blueprints - Aug 17, 2022This is not a regression. Tested in //UE4/Release-4.27 CL18319896 Crash occurs when duplicating a State Machine in the My Blueprint panel within an Animation blueprint. ...
Setting max undilated frame time to a negative value crashes the editor
UE - Gameplay - Apr 6, 2018In the world settings of any level, changing the max undilated frame time to a negative number results in the editor crashing. ...
Culling Distances Not Working For Static Mesh in Procedural Content Generation Tool and Foliage Tool
UE - World Creation - Procedural Tools - Mar 28, 2025When creating Foliage or Procedurally Generated Content the culling settings of the Static Meshes do not apply correctly. As soon as either a minimum or maximum cull distance is set the Static Meshe ...
iOS Shipping Build using std::thread crashes on launch
UE - Platform - Mobile - Jun 2, 2017A user is reporting that using the following code in a GameMode class causes shipping iOS packages to crash on launch:void ANOGSSDKGameModeBase::StartPlay() { std::thread([](){ std::clog << "THRE ...
Importing an Alembic File with "Skip Empty Frames at Start of Alembic Sequence" Enabled Causes Crash
OLD - Anim - Jul 13, 2018Importing an Alembic File with "Skip Empty Frames at the Start of Alembic Sequence" Enabled Causes Crash. Found in 4.20 Preview 5 CL# 4173640 and 4.21 CL# 4207835 ...
GetRandomReachablePointInRadius is displaying non reachable points when radius float values exceed 6000
UE - AI - Oct 31, 2018When creating an Actor, and placing them inside of a geometric obstacle. GetRandomReachablePointInRadius is giving only non reachable points. The behavior happens when we set our navigational mesh b ...
Landscape is missing its material when running a packaged project on Linux arm 64
UE - Graphics Tools - Terrain - Landscape - Apr 22, 2024From licensee: The project contains a small flat terrain with a basic material attached to it - just a single texture sampler connected to the base color output. Also in the project is a skeletal m ...
[CrashReport] UE4Editor-Engine!FStaticMeshVertexBuffer::BindLightMapVertexBuffer(FVertexFactory const *,FStaticMeshDataType &,int) [StaticMeshVertexBuffer.cpp:636]
UE - Graphics Features - Jul 13, 2020Generated from CrashReporter ...