Non instanced subobject gets set to none after compiling editor

UE - Gameplay - Components - Apr 2, 2021

Non Instanced Subobject sets to none after compiling the blueprint. Please see attached video for more details. Checking regression in 4.26 now ...

Changing Frame Buffer Pixel Format to Float RGBA makes the editor color look greyed out.

UE - Virtual Production - Rendering - Color - Jan 20, 2022

Changing Frame Buffer Pixel Format to Float RGBA makes the editor color greyed out with a faded look. This is not a regression it is occurring in 4.27. ...

Adding a Structure BP parameter with a Enum BP as a member to a Niagara Module Script crashes the engine

UE - Niagara - Apr 6, 2022

Adding a parameter of type structure bp which references an enum as a value to a module script crashes the engine. This issue is also occurring in 4.27. ...

Ensure thrown when applying a Linear Color User Exposed Variable in a Niagara Emitter

UE - Niagara - May 20, 2022

This is a regression tested in //UE4/Release-4.27 CL18319896. Ensure thrown when applying a Linear Color User Exposed Variable in a Niagara Emitter. ...

On Instance Take Radial Damage will not receive radial damage against Foliage

UE - Gameplay - Jun 28, 2022

Different results in //UE4/Release-4.27 CL#18319896 On Instance Take Radial Damage will not receive radial damage against Foliage. ...

Crash occurs when duplicating a State Machine in the My Blueprint panel within an Animation blueprint

UE - Anim - Runtime - Anim Blueprints - Aug 17, 2022

This 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. ...

Rotator visual helper appears in local Presentation exports

TM - Tools - Nov 6, 2025

Reported in SF [Link Removed] The Rotator animator's visual helpers will be visible in locally exported Presentations when it should be hidden. This does not affect the Translator animator. ...

SetHitResultFromShapeAndFaceIndex crash

UE - Simulation - Physics - Nov 15, 2019

SetHitResultFromShapeAndFaceIndex calls  if(PxMaterial* PxMat = PShape->getMaterialFromInternalFaceIndex(FaceIndex)) { OutResult.PhysMaterial = FPhysxUserData::Get<UPhysicalMaterial>(PxMat->userD ...

Product Viewer Template does not in standalone and VR

UE - Editor - Content Pipeline - Datasmith - Importer - Dec 7, 2018