Unreal Engine Issues

Fixing Issue in Niagara stack across particle and system stages crashes the editor.

The Update Persistent Audio module has a dependency on a Play Persistent Audio module. When there are two modules in different overview nodes, the automatic fix up can put the Play Persistent Audio ...

Material is not replaced by default material after .udatasmith file reimport.

UnregisterAsyncPhysicsTickActor not being called when actors end play via UWorld::RemoveFromWorld

Changes in Inner functions not reflecting in the execution

Depth of field rendering artifacts - flickering and masking

Flickering and large flashes can be seen on reflective objects that are out of focus with DOF enabled. DumpGPU shows that artifacts are visible in TSR . ...

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

View Distance sorting of Niagara sprites is incorrect when far from the origin

This problem seems to occur on both CPU and GPU Sims. ...

The UI layer system in Lyra leaks widgets when changing level

UObject Macro Libraries cannot use functions that require a WorldContext

If you make a Blueprint Macro Library that derives from UObject you are then unable to use any functions that require a WorldContext, like Delay. This is because the WorldContext cannot be assumed l ...

Detect OnHovered event in child widgets even if HitTest(Self/Child) is disabled in RetainerBox

When HitTest(Self/Child) is disabled in RetainerBox, the child widget is assumed to not fire all hit test events. However, in this case, the hit test event is fired in the child widget. This is an i ...