Level instance in unloaded data layer stays loaded.

UE - World Creation - Worldbuilding Tools - Level Instances - Sep 19, 2022

Switching to SM4 with LPVs active crashes Editor

UE - Graphics Features - Jun 18, 2015

Switching to SM4 when you have LPVs active in a project will crash a project. Also reproduced in Main Promotable-CL-2589716 and 4.8.0 Launcher [Link Removed] ...

Splitting a struct in an Anim Blueprint does not work

OLD - Anim - Mar 23, 2015

In an Anim BP, splitting the transform structs of a Transform (Modify) Bone node causes the node to be come non functional. Transform components must be combined in order for the node to work. EX ...

Reflections Appear Black

UE - Graphics Features - Nov 13, 2015

Adding Screen Space reflections to a Translucent Material Causes black reflections. Sometimes the reflections are completely white and do not change when changing the intensity of the lighting. [L ...

SlateDialogs does not block user from setting a folder as the uproject in UFE

UE - Platform - Linux - Aug 20, 2016

Users are able to set a folder as the project using SlateDialogs in Unreal Frontend on the Linux machine. ...

Draw Material to Render Target renders black in Standalone

UE - Graphics Features - Sep 28, 2016

The 'Draw Material to Render Target' in blueprints renders black when launched in Standalone. This is not the case when using the same blueprint and running PIE. The interesting thing about this is ...

SyncGroups Do Not Function between AnimSequences when Blend Time is 0

OLD - Anim - Sep 22, 2015

SyncGroups Do Not Function between AnimSequences when Blend Time is 0 (zero) *It is quesitonable SyncGroups function between AnimSequences regardless of what the blend time is set to, but especiall ...

IsRunningGame( ) is false on iOS when running on device

UE - Platform - Mobile - Oct 20, 2016

When running project on iOS Devices, IsRunningGame( ) in CoreMisc.h returns false. ...

Major performance drop with instanced meshes since PhysX 3.4 upgrade

UE - Simulation - Physics - Mar 15, 2017

Major performance drop with instanced meshes since PhysX 3.4 upgrade Regression: YES Worked: 3172292 (4.13.2) Broken: 3249277 (4.14.3) For me, my results were: 4.8 through 4.13 No Collision - ...

Date Time node to Time span node returns inconsistent values

UE - Gameplay - Blueprint Editor - May 5, 2017

When subtracting two date time sets to find the time span between them, the results are inconsistent. The results given give the total number of the unit measured for the time elapsed were as others ...