Unreal Engine Issues

Filter for key value of TMap variable does not work in editor

In the variable filtering of the Blueprint editor, the key value of the TMap variable is not filtered.  ...

wp.Runtime.FilterRuntimeSpatialHashGridLevel causes UWorldPartitionSubsystem::IsAllStreamingCompleted() to always return false

Fbx Exporter: If 2 sections use the same material, one section will have a wrong material in the fbx.

Streaming Virtual Texture UDIN V Offsetting

UDIN virtual textures appear to have row 0 (U coordinate [0 - 1) swapped to the other side of the texture vertically. ...

[Audio Insights] - Insights continues to display virtual sounds after they have stopped being active

Virtual loops continue to be displayed in Audio Insights even after the sound has stopped being active for certain cases. This also occurs when stopping PIE while a sound is virtual. The sound will ...

FlushPressedKeys doesn't clear EventAccumulators, resulting in stale data

From the user:  The root of the problem appears to be that KeyState.EventAccumulator still has events stored in the structure for 'LeftAlt'. So, although UPlayerInput::FlushInput is called when the ...

UMG Animation MPC track cannot preview

The reason should be in FMaterialShader::GetParameterCollectionBuffer , Scene is nullptr and cached value GDefaultMaterialParameterCollectionInstances ** doesn't update. ...

TSR: tighten the size of the history update's clamping box

The UI layer system in Lyra leaks widgets when changing level

Specular/Anisotropy problems with Nanite Meshes

Specular highlights can disappear with clearcoat materials, when "Clear Coat Enable Second Normal" is enabled ("r.ClearCoatNormal"). ...