bUseDefaultCollision not enabled by default

UE - Simulation - Physics - Jan 9, 2020

Counter intuitively, static mesh components do not enable bUseDefaultCollision by default, and uses the "BlockAllDynamic" profile. AStaticMeshActors on the other hand, do enable bUseDefaultCollision ...

FBX Scene imports with an addition Scene Root in the Hierarchy

UE - Editor - Content Pipeline - Import and Export - Jan 9, 2020

There seems to be a second Scene root being created when importing an fbx scene. Something of note is that in the scene import dialogue we only see one "RootNode" listed. This has been found to occ ...

Hotreload on c++ native actor component class will cause BP edit malfunctioned

UE - Gameplay - Blueprint - Jan 9, 2020

[Image Removed] When the BP editor is opened, hot-reload compile will wrongly serialize a HORRELOAD_XXX object into the BP class and package which can not be found when Editor is opened again after ...

"On List Selection Changed" Retrieves The Wrong Item When "Set Item Selection" is used.

UE - Editor - UI Systems - Jan 8, 2020

When a list view item in UMG is selected using "Set Item Selection" it will get the item of the first entry in the list or the last entry manually selected by the user. The correct item display nam ...

Motion Controller Axis input values over scale in increments of 2

UE - Platform - XR - Jan 8, 2020

The Axis input values for SteamVR motion controllers will increase exponentially by 2 from the moment the editor starts and every time the user enters VR Mode or does a Launch On (eg. Entering VR Mo ...

Reimport using reset material in the material conflict should rehook to existing matching material

UE - Editor - Content Pipeline - Import and Export - Jan 8, 2020

We currently cannot do this because the material import option are not save in the asset import data, so it search only in the local folder of the reimport mesh, those settings should be saved ...

Motion Controllers fail to track during Launch On

UE - Platform - XR - Jan 8, 2020

The Editor is failing to track or receive input from connected SteamVR motion controllers during a launch on. It appears that the editor isn't locating the action manifest. If the user enters VR Pr ...

VR Template Project Doesn't Create SteamVRBindings Config Folder

UE - Platform - XR - Jan 8, 2020

When creating a basic VR Template project, setting the default map to Motion Controller map and exporting a Win64 build their is no SteamVRBindings config folder. I tested this with a Vive Pro and ...

Upgrading project results in loss of game input

UE - Gameplay - Input - Jan 7, 2020

Upgrading a marketplace creator's project to engine version 4.23.1 and above results in loss of (previously) working functionality with game input. ProjectDownload: [Link Removed] Tested in: 4.2 ...

Cloth paint update issues

UE - Simulation - Physics - Jan 7, 2020

Activating and Deactivating Cloth Paint marks the skeletal mesh as dirty, even if no values were painted and there is no transaction in the Undo History. Painting Max Distance values from non-zero ...