Unreal Engine Issues

Blueprint Interface Implemented and Inherited Interface naming is reversed

Naming for Inherited Interfaces and Implemented Interfaces is reversed in 5.1 and Main. Inherited interfaces act like implemented interfaces, and inherited interfaces appear listed under Implemented ...

Creating a new C++ class derived from the UAbiltyTask from the Gameplay Ability System plugin fails to compile

This is not a regression Tested in //UE5/Release-5.0 CL20979098 Creating a new C++ class derived from the Abilty Task from the Gameplay Ability System plugin fails to compile. From the Live Coding ...

Editor crashes after executing the command r.DisplayInternals 1 or r.DisplayInternals = 1

This is not a regression. Tested in //UE5/Release-5.0 CL22346211 Editor crashes with an assertion after executing the command r.DisplayInternals 1 or r.DisplayInternals = 1 ...

Server using -useperfthreads command line causes crash if rendering thread is required for function execution

Artefacts with Volumetric Clouds

(Enduring Games) Please see UDN - Case includes project and potential fix from customer. Need to verify that it does not affect other parts of the volumetric composition. bHasValidSamples is the sam ...

Composure doesn't indicate why Level Layering is disabled when used in a World Partition level

Composure doesn't indicate why Level Layering is disabled when used in a World Partition level this is confusing some users who are not familiar with World Partition. ...

Nanite Meshes appear to glow with Skylight stationary mobility

[Image Removed][Image Removed] ...

Fbx scene importer: memory corruption

Material Editor: Highlight/Isolate should warn user when using Nanite Mesh

Editor should visually warn the user that this feature doesn't work with Nanite, or that the Nanite Preview mesh needs to be enabled (or forcibly enable it when they attempt to use this option), oth ...

[MetaSounds] - Inputs, Outputs, and Variables are not allowing spaces in the member name

UE does not allow to have spacing for array in MetaSound PatchThis occurs in MetaSound Source as well Regression checked and occurs on //UE5/Release-5.1 @ CL 22805038 - P4V Repro Rate : 4/4 ...