Solidworks 2018 Virtual Parts aren't imported

UE - Editor - Content Pipeline - Datasmith - Importer - Aug 22, 2018

When importing a Solidworks 2018 CAD assembly, if the part in the assembly is a virtual part (denoted by brackets in the feature tree), a part that exists only within the assembly, the part and rela ...

Creating SplineMeshComponents along Spline causes crash

Tools - Aug 22, 2018

Attempting to procedurally create SplineMeshComponents along the spline of a SplineComponent via a derived SplineComponent class's constructor causes the project to crash. It runs into an ensure mes ...

Niagara GPU Mesh Particles Not Working In Packaged Project

UE - Niagara - Aug 22, 2018

GPU Mesh emitters will not show up in a packaged project. Found in 4.20 CL# 4302132 and 4.21 CL# 4307852 ...

Tooltips are not displayed for inherited variables

UE - Gameplay - Blueprint - Aug 22, 2018

When creating a child Blueprint class and displaying the inherited variables from the parent, any tooltip text created does not show. ...

Android DLC profile in Project Launcher fails if there is a space in the path for the destination directory

UE - Platform - Mobile - Aug 22, 2018

Creating and running an Android DLC profile in the Project Launcher currently fails if there is a space in the path to the destination directory where the packaged DLC will go. If there is no space ...

ARKit GetCurrentFrame crashes app

UE - Platform - XR - Aug 22, 2018

Using "GetCurrentFrame" crashes app. "The crash is due to the default constructor of FAppleARKitFrame being called by the above mentioned blueprint function. That constructor fails to initialize fi ...

Orthographic View doesn't respect the default Character Rotation

Tools - Aug 22, 2018

Orthographic doesn't respect the default character rotation of -90 degrees. This is reflected when viewing the Third Person character in Right/Left and Front/Back Orthographic views. This issue was ...

Stereo layers persist in HMD after VR Preview

UE - Platform - XR - Aug 22, 2018

Stereo layers persist in the HMD after VR Preview is closed.  This persists through opening other maps and using VR Preview in those maps. StreamChangelistOccurs?//UE4/Main4305553Yes//UE4/Main429899 ...

Material editor: Custom node doesn't generate error in stats output

UE - Graphics Features - Aug 22, 2018

In 4.20 custom code material nodes no longer output their errors to the stats window. ...

[CrashReport] UE4Editor_RenderCore!FPendingCleanupObjects::~FPendingCleanupObjects

UE - Graphics Features - Aug 21, 2018

Comments from users in crash group:I tried to launch my project  1266 FPendingCleanupObjects::~FPendingCleanupObjects() 1267 { 1268 QUICK_SCOPE_CYCLE_COUNTER(STAT_FPendingClea ...