Surface snapping attached actors cause unexpected behavior

Tools - May 17, 2019

Surface snapping causes erratic changes in scale to StaticMeshActors that have children of the same type. The user also has provided a potential solution to this bug (Please see the code below. N ...

Smart Nav Links created via Load Level Instance are broken, but Simple Nav Links are fine

UE - AI - May 20, 2019

Maps brought in via Load Level Instance that contain Nav Link Proxys configured to use the Smart Link instead of the Simple Link end up creating a link at the center of the world instead of their ac ...

Pivoting around an object does not appear to work when piloting an object in the editor

Tools - May 21, 2019

The pivoting feature (Alt + Left mouse button) appears to have been remove when piloting objects in the editor ...

Broken Composite Decorator

UE - AI - May 14, 2019

Reported by Square Enix on UDN, ...

Actors with large numbers of components cause long hitches during cooking

UE - Foundation - Core - Cooker - May 14, 2019

Actors with large numbers of components cause long hitches during cooking. Here is a brief profile from Very Sleepy of the process while the editor was cooking: [Image Removed] ...

Ansel Wont Work if the Project is Still Open

UE - Graphics Features - May 22, 2019

Ansel wont work if the same project is still open while running the packaged version. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6599617 ...

Sprite size scale by velocity module has Solve forces and velocity as a post dependency

UE - Niagara - May 14, 2019

The size scaling should use the current frame's velocity, so this should happen after forces and velocities are solved. ...

Geometry Cache crashing when loading async in a cooked build

UE - Editor - Content Pipeline - Import and Export - May 15, 2019

Geometry cahces check if they are in the game thread, which causes a crash when their packages are async loaded in a cooked build. ...

Remapping morph targets will crash if you have a cloth section

OLD - Anim - May 15, 2019

By calling FLODUtilities::SimplifySkeletalMeshLOD on a mesh with cloth sections that is set to remap morph targets, a crash occurs. This seems to be due to the indexing of sections with/without incl ...

Sequencer tracks missing from packaged game when "spawned" is set to false

UE - Anim - Sequencer - May 22, 2019

Sequences appear to not be getting included when packaging out a project that includes spawnable actors with a "Spawned" track set to false ...