Niagara Oscilloscope hangs indefinitely in cooked build

UE - Audio - Dec 9, 2020

Cooked games will hang on startup when using the Oscilloscope data interface due to an indefinite wait in FNiagaraSubmixListener::UnregisterFromSubmix  When setting GCVarEnableAudioCommandLogging t ...

Fbx Importer: Make sure the blendshape curve keys have the correct tangent scale

UE - Anim - Oct 4, 2021

The tangent of the blendshape curve seam to have the wrong scale (but correct direction) from this UDN. https://udn.unrealengine.com/s/question/0D54z000079J03OCAS/skip-compressing-anims-and-buildin ...

USplineComponent::CalcBounds is not defined in shipping builds

UE - Editor - Workflow Systems - Jul 12, 2022

USplineComponent::CalcBounds is not defined in shipping builds (presumably the thought being that nothing can be rendered in shipping, and hence no scene capture required). But if CalcBounds is use ...

CaseIssues with Korean input in Window 11

UE - Editor - UI Systems - Jun 14, 2023

When entering Korean in the EditableBox on Windows 11, the two Korean characters after pressing the Space key are not entered. I confirmed that it occurs in UE5.1 and UE5.2, and it does not occur i ...

Issue with PLA Editing inside another PLA causes Z-Fighting or Mesh Disappearance.

UE - World Creation - Worldbuilding Tools - Dec 6, 2024

When editing a Packed Level Actor (PLA) that is inside another PLA, z-fighting or mesh disappearance will occur. More specifically, it is seen when duplicating a mesh inside the PLA, upon saving the P ...

Newly Created Landscape using Material with Displacement and Tessellation Flickers

UE - LD & Modeling - Terrain - Landscape - Apr 8, 2016

Upon creating a new landscape that uses a material with displacement and tessellation, the landscape and its respective components will flicker. The flickering can be removed when you begin sculptin ...

Physics are inconsistent between PIE and Standalone

UE - Simulation - Physics - Apr 16, 2015

A user has found that they are seeing differences in how objects are affected by physics in Stand alone as apposed to PIE. While testing the amount of force applied to an object in the different pla ...

SkyLight makes level entire green on Android devices

UE - Platform - Mobile - Aug 10, 2016

https://udn.unrealengine.com/questions/305453/skylight-makes-our-level-entire-green.html Licensee was seeing this only on this device: SM-G906S Android 5.0.1 Adding glFlush call in CaptureSceneToS ...

Crash when connecting to Source Control

Tools - Apr 27, 2016

Attempting to connect to Source control causes the editor to crash immediately. According to Travis.L this only affects Binary builds. Regression: YES - Connecting to source control worked as expec ...

Save On Compile options in the Compile dropdown menu are grayed out in the Level Blueprint

UE - Gameplay - Blueprint - Feb 17, 2016

Save On Compile options in the Compile dropdown menu are grayed out in the Level Blueprint. If Save On Compile is not an option for the Level BP, it might be helpful to have a separate tooltip expla ...