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 ...

Meta Specifier BlueprintBaseOnly does not seem to work as intended

UE - Gameplay - Mar 19, 2024

Based on this case here:https://udn.unrealengine.com/s/case/500QP000006rnSEYAY/tsubclassof-with-metablueprintbaseonly-doesnt-appear-to-work From my testing the user seems to be correct. Applying th ...

When the Initial Position of an Animation Asset is entered outside the expected range, the animation gets stucked and does not refresh.

UE - Anim - Runtime - Mar 18, 2024

The animation gets "corrupted" when the Initial Position value has an invaildad value. In this case, this means that the Initial Position value is outside the range of the duration of the Animation. ...

Restricted Gameplay Tags cannot be added

UE - Gameplay - Mar 15, 2024

The Gameplay Tags settings have the option to set up restricted tags as described in the documentation. Prior to 5.3, the UI correctly supported creating new restricted tags as described in the old ...

In Path tracer, the Sun disk in the Twinmotion Dynamic sky does not produce the Bloom, Lens flare and Lens dirt effects.

TM - Rendering - Mar 15, 2024

Note that it works when using the old sun intensity (25) instead of the 100,000 value. Also, reducing the scattering in the sky will bring back the bloom. ...

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 - Graphics Tools - 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 ...