Objects with centered pivots become Actors instead of StaticMeshActors when imported via Datasmith

UE - Editor - Content Pipeline - Datasmith - Exporters - Jan 18, 2019

When selecting "affect pivot only" and choosing "center pivot" on 56 objects in 3DS Max 2019, 4 of them imported into Datasmith as Actors and not StaticMeshActors. This makes it seemingly impossible ...

The Temporal console variable has the wrong value

UE - Graphics Features - Aug 20, 2019

The r.SSR.Temporal console variable value is always set to its debugging value of 0 instead of being at its default of 1 Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P6 (CL - 798402 ...

Casade debug cone is drawn at the wrong rotation

UE - Niagara - Aug 21, 2019

The B 3DDraw Mode functionality draws at the wrong rotation for the Velocity Cone module. It seems to draw 90 degrees off. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P7 (CL - 8115 ...

Importing .glb file results in crash

UE - Editor - Content Pipeline - Import and Export - Nov 13, 2019

When importing a .glb file from Blender, the editor crashes. The user has been able to import other .glb files, but ran into an issue with the one provided being unable to be imported.  ...

Geometry Collection crashing in Vulkan

UE - Simulation - Physics - Dec 2, 2019

After adding a Cube to the Viewport and creating a Geometry Collection the Editor will crashing in the Vulkan RHI. This crash does not happen in DirectX or if the Geometry Collection is made before ...

OnAudioFinished doesn't execute when "Persist Across Level Transition" is enabled on "Create Sound 2D"

UE - Audio - Jan 15, 2020

Custom Events with binding to "OnAudioFinished" do not work if "Persist across level transition" is set to true when using the "Create Sound 2D" node. This was reported and tested in 4.23.1 (CL-96 ...

"Select All Descendants" shortcut doesn't work in folders

Tools - Jan 27, 2020

The shortcut for "Select All Descendants" doesn't select the contents in the selected folder in the World Outliner. Using the right-click method works exactly as expected. This was reported and tes ...

The Perspective grid Z Fights with meshes placed in world (regression)

UE - Graphics Features - Jan 12, 2017

The editor grid will zfight with meshes that intersect the grid in the 3d viewport. Creates and unpleasant experience while working with the grid turned on. Repro: 1. Launch Editor 2. create new ...

Moving actor to another level breaks soft object reference

UE - Gameplay - Jun 9, 2020

REGRESSION: In 4.24, there was a fixup process that would allow the soft reference to remain valid. This seems to be missing in 4.25 Moving an actor to another sublevel immediately breaks soft ref ...

RetainerBox may cause memory leak

UE - Editor - UI Systems - Slate - Aug 20, 2020

Essentially, this memory leak should be counted in the UI section, but it is counted in the SceneRender section. This seems to be due to the behavior of MemStackAllocator and FixedSizeAllocator. Th ...