Stepped animations do not align with level sequences when playing at the same frame rate

UE - Anim - Sequencer - Aug 13, 2020

Stepped animations will not evaluate at the same frames as the level sequence it's in even when they are both at the same frame rate.  ...

Importing camera FBX through Python will not import focal length

UE - Anim - Sequencer - Aug 12, 2020

Importing a camera's FBX through Python will not import a camera's animated focal length. ...

Crash when converting a Landscape to a Blueprint Class

UE - LD & Modeling - Terrain - Landscape - Aug 12, 2020

The Editor crashes when attempting to convert a Landscape into a Blueprint Class. Looking back to //UE4/Release-4.24 cl 11590231, this option seems to be unselectable (see attached image), which lea ...

Normal of Skeletal Mesh is incorrect when Recompute Tangent is used when Skincache is enabled

UE - Graphics Features - Aug 12, 2020

This issue occurs in Skeletal Mesh depending on the model when Skincache is enabled and affects the rendering. ...

Lightmass ignores StaticSwitch in materialinstance

UE - Graphics Features - Aug 12, 2020

This is caused by FLightmassMaterialProxy doesn't have GetStaticParameterSet() function. (FMaterial::GetStaticParameterSet() is called.) It can be fixed by adding the following function to FLightma ...

IoStore: Can not update localization asset when change culture.

UE - Foundation - Core - Aug 12, 2020

It can't be updated localization assets when enabled IOStore. When disabled IOStore, it'll be able to update localization assets. ...

User defined struct variables with spaces do not import properly in cooked builds

UE - Gameplay - Blueprint - Aug 11, 2020

DataTables exported to JSON in editor (UDataTable::WriteTableAsJSON, accessible by right clicking a data table and picking export to json) that contain variables with spaces or other outlawed charac ...

Assets are not discoverable after re-adding Feature Pack to project

UE - Editor - Content Pipeline - Content Browser - Aug 11, 2020

.uasset files that were deleted then re-added to the Content Browser are not properly discovered and added to the explorer. I have confirmed these assets are still on disk within Windows Explorer. T ...

UBT relies on a stale Multitouch framework location

UE - Platform - Apple - Aug 10, 2020

UBT complains about not being able to locate Multitouch.framework ...

Creating/Destroying UWorlds rapidly can cause dangling pointers from UAutoDestroySubsystem

UE - Gameplay - Aug 10, 2020

To summarize what I'm seeing there, a bunch of UObjects relating to that world have been destroyed but not all destructed. The UAutoDestroySubsystem pointer is still on the static tickable list, and ...