Destructibles cannot reassign mesh in Level details panel if a Blueprint

UE - Simulation - Physics - Destruction - Dec 9, 2016

Blueprints with a Destructible Mesh component cannot have the mesh changed via the level details panel. It will not accept any new mesh via selection or dragged onto the slot. The Blueprint itself e ...

Landscape Grass Output Instances begin to float when using the Retopologize Tool

UE - LD & Modeling - Terrain - Landscape - Mar 14, 2017

When using the Retopolgize tool on a landscape that is utilizing the Landscape Grass Tool, any pre-existing grass types will begin to float and transform their locations. The only way myself and th ...

Flight stick input is not read consistantly

UE - Gameplay - Input - Apr 3, 2017

When using a flight stick as a raw input device, GenericUSBController Button # blueprint events will sometimes not be registered when clicked. In local testing, this occurred roughly once for every ...

'Affect Translucent Lighting' setting on Lights not working in Forward Renderer

UE - Graphics Features - Apr 30, 2017

The option 'Affects Translucent Lighting' for lights does not seem to have an affect objects/materials using translucency. I tested this setting in the Deferred Renderer and it works as expected. I ...

Gridlines Draw On Top of any sprite or mesh with a Translucent material in an orthographic viewport

UE - Graphics Features - Jul 10, 2017

When viewing Translucent Sprites or Unlit Translucent assets while in Lit viewmode, the viewport grid always draws on top of the object(s). ...

Skeletal mesh collision skewed on mirrored meshes

UE - Simulation - Physics - Jan 9, 2018

[Link Removed] Collision on mirrored skeletal mesh does not match mesh. (has same position, but different orientation) Also occurs on latest (3827667) Also tested and occurring with Skeletal Mesh ...

Aperture Value in Lens category of CineCamera has no effect

UE - Graphics Features - Mar 15, 2018

Aperture Value in Lens category has no effect ...

Extreme hitching when using profile command (stat startfile) + other stat commands

UE - Foundation - Core - Apr 19, 2018

Running the "stat startfile" command in a 4.19 project causes constant editor hitching. Running the same command in a 4.18 project does not produce any hitching by comparison. ...

Shader Complexity viewmode doesn't work on masked & pixel depth offset material

UE - Rendering Architecture - RHI - Nov 11, 2019

Materials with mask and pixel depth offset appear to be empty in Shader Complexity viewmode in SM5. Both happens in material preview and world viewport.  [Image Removed] Works fine in ES31.  [Ima ...

ShouldRender() in USceneComponent Doesn't Check Against IsVisibleInEditor()

UE - Graphics Features - Nov 22, 2019

IsVisible()/IsVisibleInEditor() should be a contribute to the logic in ShouldRender(). NOTE: This code was written during the UE3 life cycle. Found in 4.22 CL#7053642 ...