Unreal Engine Issues

Circularly Dependent Stacked GE Attrib Mods will be out-of-sync on Client/Server

Water reflections and GI flicker in 5.4 and 5.3 (fine in 5.2)

Since 5.3 customers have been reporting flicker with water surfaces, demonstrating that in 5.2 this flicker is not present. [Link Removed] ...

GeometryCollection clustered by ClusteredGroupIndex does not respect child's gravity setup

Following code works as a workaround void FClusterUnionManager::HandleAddOperation(FClusterUnionIndex ClusterIndex, const TArray<FPBDRigidParticleHandle*>& Particles, bool bReleaseClustersFirst) ...

Enhanced Input Action Key Remapping maps old mapping over incoming mapping in an unintuitive way

On EnhancedInputSubsystemInterface.cpp:1040, RebuildControlMappings has a check to preserve mappings for identical action key maps. In most cases, this appears to work correctly; however, in the cas ...

SAnalogSlider moves slowly when step size is large

SAnalogSlider calculates FastestStepTime by multiplying the step size value by a constant, resulting in high numbers for larger step sizes. This gets lerped from 1 and used as the repeat time, resul ...

External actors don't show soft references in reference viewer

No warning that soft references will be broken when deleting an actor

Deleting an actor that has soft references to it will not trigger a message box to confirm the deletion nor provide the list of other actors that reference it unless they are dirty. ...

Cooker: Research and recommend a solution for third-party systems to aggregate data from cooked UObjects

As with shader compilation, some third-party plugins need to accumulate information about all UObjects cooked in a cook session, and write their data to a database at the end of the cook; the databa ...

PostLoadGroup can cause materials to cache GWhiteTexture into uniform expressions

It may occur that during loading screens, materials using material layers will load with GWhiteTexture before the real textures are ready. This seems to be because of a race condition due to PostLoa ...

MoverExamples: characters have 1-frame unnecessary extra input latency

Due to the way input is handled on the MoverExamplesCharacter, including AnimatedMannyPawn, we have a delay in the time between when an input event occurs and when it is ingested by the movement sim ...