Unreal Engine Issues

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

NiagaraSystem with EniagaraGpuComputeTickStage::PostInitViews rarely crashes due to multi-thread race conflicts

NiagaraSystem with EEiagaraGpuComputeTickStage::PostInitViews should not have bSupportsParallelGDME because of possible multi-threaded contention, but FNiagaraSystemInstanceController::GetGpuCompute ...

Memory Leak caused by auto save files

Skeletalmesh generated LOD have issue with vertex color displacement

This one should be fix in the squeletalmesh quadric reduction own by the geometry tools. ...

Copy/paste of multiple components does not preserve component names or attachment hierarchy

Copy/pasting scene components between blueprints loses: 1. The component name. 2. The parent/child hierarchy. It keeps the offsets, which is helpful. [image: Inline image 1] ...