Unreal Engine Issues

Placing meshes on World Partition Grid causes them to load in from any distance

This is not a regression as in 5.1.1 the meshes will load and unload in their proper cell squares when entering and exiting the load distance threshold ...

Large brush sizes causes hitching in Landscape Sculpt mode

In my case I used the erosion brush and smooth brushes.  Not a regression checked in Version: 5.1.0-23058290+++UE5+Release-5.1 ...

Particle Effects Do Not Play in Transition Maps

Particle effects do not seem to be playing in transition maps. Found in 4.13.1. Reproduced in 4.12.5 and 4.14 Preview 1. ...

ShadowProject gpu performance regression from Aftermath

The issue was originally noticed between 4.15.1 and 4.16 Preview, but now appears to have regressed between 4.15.1 and 4.15.2. ...

CLONE - ShadowProject gpu performance regression from Aftermath

The issue was originally noticed between 4.15.1 and 4.16 Preview, but now appears to have regressed between 4.15.1 and 4.15.2. ...

MaxDrawDistance does not work with HLOD

1. Create HLOD. 2. Set DesiredMaxDrawDistance. 3. DistanceCulling does not work. ...

Precompile occurs in Niagara when Standalone is started, increasing load time.

In 4.26.1, if you remove the collision module from NiagaraSystem, the Precompile will not occur. ...

Inserting before a FSlateImageRun twice will cause crash

Memory Leak caused by auto save files

Ray traced shadows appear even after the mesh is hidden

bCastHiddenShadow flag in UPrimitiveComponent doesn't affect ray tracing shadows ...