Unreal Engine Issues

Setting Slate.ShowBatching to 1 makes the entire screen green unexpectedly

This issue may have occurred due to a refactoring of the related functionality during the engine update from version 5.4 to 5.5. The main reason is that the randomization of BatchColor doesn't work ...

Crash when using CastChecked<>(nullptr, ECastCheckedType::NullAllowed) in configurations where checks are disabled

When using CastChecked<>(), the second parameter can be passed as ECastCheckedType::NullAllowed to make the check succeed when the input is nullptr. However, in UE 5.5 up to the latest engine versio ...

Instanced Static Meshes ignore max World Position Offset Displacement for bounds after UpdateInstanceTransform is called

When an Instanced Static Mesh Component (ISMC) uses a material with a non-zero Max World Position Offset Displacement, the bounds are correctly expanded at initialization. However, after calling Upd ...

Static meshes viewed in the static mesh editor in orthographic side view are becoming white after a couple of seconds when quality preset is maximum.

Context: Orthographic views are used to have a 2D view of a 3D object providing precise control over object placement and alignment. This can be used for projects like isometric games and architectu ...

Significant hitch occurs when invoking ApplySettings on a UGameUserSettings object

Calling the ApplySettings method on a UGameUserSettings object results in a noticeable hitch, with severity proportional to the number of primitive components present in the scene. This hitch stems ...

TSR does not converge while using the color grading widget

TSR (and TAA) does not converge when interacting with the color grading widget, but while keeping the mouse still. This makes it real-time previews more difficult. The expected behavior would be tha ...

PCG: Unable to use Attribute property overrides to target nested struct properties, such as BodyInstance.CollisionProfileName due to how it's validated in PCGMeshSelectorByAttribute.cpp

Context: Static Mesh Spawner is used to spawn one static mesh per point in the provided point data. PCGMeshSelectorByAttribute is used to select an entry based on an attribute present on the mesh. ...

Foot Placement Node does not account for Mesh and Actor Scale

When scaling down the character in the Game Animation Sample to 0.1 (Actor Scale or Mesh Scale), the lower body becomes crouches, not taking into account the difference in pelvis and foot difference ...

Sequencer auto-generated thumbnails should not replace manually-catpured thumbnails.

[AI] Area Class to Replace does not work on SplineNavModifierComponent

The SplineNavModifierComponent does not have the same behavior as regular nav modifier components where the modifier can specify that it only replaces a given NavArea class. Setting the area class t ...