Enhanced input actions with Down triggers mapped to gamepad buttons can get into a bad state after viewport focus is lost

UE - Gameplay - Input - Mar 20, 2024

When we have an enhanced input input action that uses a Down trigger and is mapped to a gamepad button, for example Gamepad Face Button Left, it can get into a bad state when the game is unfocused. ...

UBlueprintEditorLibrary::ReparentBlueprint() results in compiler errors when attempting to reparent from a native parent class to a blueprint parent class

UE - Gameplay - Blueprint - Mar 20, 2024

When using the Reparent Blueprint node in an Editor Utility Blueprint, e.g. an Asset Action Utility, compilation errors will occur if you try to reparent a blueprint with a native parent class to a ...

Groom Assets do not cast shadows when the shadow casting light is close to the groom and virtual shadow maps are in use

UE - Graphics Features - Mar 19, 2024

When a shadow casting light is closer to the groom than some proportional amount the groom is away from the shadow catcher, the groom's shadow will disappear. This only occurs using VSMs. Raytraced ...

Crash when double clicking on RowStruct's CurveEditor

UE - Editor - Applied Usability - Mar 15, 2024

This problem can be reproduced with UE5.3 even after applying fix [Link Removed]. We have verified this issue with UE5.1 and it is not reproduced.  ...

Performing seamless server travel while a Legacy Camera Shake with an Anim Sequence set is ongoing will cause a crash

UE - Anim - Sequencer - Mar 14, 2024

When we server travel with seamless travel enabled, and a legacy camera shake with an anim sequence set is currently ongoing, we will get a crash due to the UMovieSceneEntitySystemLinker failing a c ...

Landscape flatten target value and terrace interval's sliders don't take the landscape scale into account

UE - LD & Modeling - Terrain - Landscape - Mar 13, 2024

This problem was originally reported in this UDN : https://udn.unrealengine.com/s/question/0D5QP000007yVue0AE/flatten-brush-limit-with-landscape-scale-z?fromCase=1 ...

Editor crashes when trying to focus a muted subsequence

UE - Anim - Sequencer - Mar 13, 2024

It appears the hierarchy is invalid for muted sequences, so there is no context to focus them in.  ...

VSMs not rendering soft shadows on left eye in stereo rendering when more than one light is casting shadows

UE - Graphics Features - Mar 13, 2024

Left eye shadow dithering stops working at a certain distance away from the light. To recreate this behavior with any project, follow those steps: Create an empty levelAdd a static mesh and a backd ...

When copying category properties, all the EditConst flags are not checked. This overrides variables that should not be written.

UE - Editor - Workflow Systems - Mar 12, 2024

If you create two actors that have the same structure of variables in a category, and you try to copy the category variables of one actor into the other, variables that have ReadOnly/EditConst speci ...

Jitter playing animation on actor located far from origin

UE - Anim - Runtime - Mar 12, 2024

A licensee has reported an issue with jitter when playing animations on an actor translated far from the origin (300000.0 units).  This repros on the First Person Template.  The issue is more obviou ...