Sprites don't initialize PixelsPerUnrealUnit in cooked builds, causing invalid values for GetSocketLocation, etc... for assets that have Pixels/uu of 2.56

UE - Gameplay - Paper2D - Jan 20, 2015

In this user's project, playing in Launched or Packaged games causes the Get Socket Location to return an unusual report when used during a flipbook animation. Instead of a normal vector, the Print ...

Vehicle Template Gears incorrectly affect gear shift speed

UE - Gameplay - Feb 8, 2016

Changing the Up Ratio of a vehicle movement component incorrectly alters gear shifting. For example, setting the ratio for Gear 3 to 1.0 will keep the vehicle from shifting to gear 2, etc. ...

VR mode does not appear to work in stand alone (4.10)

UE - Platform - XR - Nov 17, 2015

If the user plays in stand alone and uses the short cut Alt+Enter, the VR mode does not kick in as expected ...

When Mobile Deferred Shading, the DBuffer Decal is affected by metallic value

UE - Platform - Mobile - Jul 22, 2021

Use Deferred Shading (r.Mobile.ShadingPath=1) Enable DBuffer Decal All Lights’s mobility is Static Decal Material settings : Material Domain - Deferred DecalBlend Mode - TranslucentDecal Blend Mo ...

SceneCapture2d affects Niagara GPU particles with translucency sorting enabled

UE - Niagara - May 11, 2021

The issue comes from sorting being abled while having a scene capture actor. The enclosed 7z contains assets relevant to reproducing the issue. ...

Saving a level with a sequence open can affect a component's velocity

UE - Anim - Sequencer - Sep 13, 2021

It looks like a component will have a velocity calculated and saved when animated by a sequence during a level save.  ...

AI Perception UnregisterSource Sense == nullptr does not affect pending adds

UE - AI - Perception - Jun 15, 2022

UAIPerceptionSystem::UnregisterSource according to its documentation should treat Sense == null as targeting all sources, but the code for removing pending sources does not treat Sense == null as th ...

Hide Categories in a blueprint will not affect categories in inline components

UE - Editor - Workflow Systems - Oct 12, 2022

This occurs because ObjectPropertyNode.h will only check if a category is hidden for it and its subclasses. It should also be checking the parent's categories if it's an edit inline component. ...