Unreal Engine Issues

Failed to Compile C++ Skip Conversion Project

C++ projects are failing to compile when attempting to skip conversion from an older version of the engine. Error Message: C:\Users\laz.matech\Documents\Unreal Projects\MyProject4Test\Intermediate\ ...

"Current state is a conduit and will reset to ref pose" warning when using a conduit to select an entry state

AnimBlueprintLog: Error: Current state is a conduit and will reset to ref pose. This can happen if a conduit is an entry state and there isn't at least one valid transition to take. State Machine(Te ...

MapCheck warnings when opening a map using landscape override material

Niagara mesh renderers with a volumetric material trigger a handled ensure and are invisible in the scene

Volumetric materials on a Niagara mesh renderer will not appear in the scene and cause a handled ensure.  ...

Global SkyAtmosphere and Clouds Issues (Ambient Light)

Ambient Light on Volumetric Clouds from Sky Atmosphere always is calculated as if the clouds are at the north pole of the planet. Using a sphere-shaped Sky Atmosphere and Volumetric Clouds causes t ...

Camera behavior mismatch between PIE vs Packaged game

When a camera is setup in code with GetWorld()->GetFirstPlayerController()->SetViewTarget(this); the camera will work in the editor but a packaged version of the game has a black screen. ...

FKConvex::ElemCalcAABB ignoring current transform.

FKConvexElem::CalcAABB was ignoring the elements currently defined transform, and only scaling. This means that any actor that has a transform (not just Merge Actors) could potentially have very dis ...

On Hit Events are inconsistent/inaccurate when using Substepping most notably at lower frames per a second

This is a regression Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0-EarlyAccess CL16682836 Binary Under the same conditions in UE4 the On Hit events fire accurately and as expect ...

Static mesh cube with 3 convex elements jitters when enlarged and settling on a convex static mesh at 30 FPS

Nanite can assert in ValidateFixupChunk: 'Assertion failed: HierarchyNodeIndex < Resources.NumHierarchyNodes'

Reported by a licensee. More discussion in the linked UDN case. "Sometimes the WorldPartitionBuilderCommandlet will fail after encountering this error:" Error: Assertion failed: HierarchyNodeIndex ...