Unreal Engine Issues

Building Nanite on a Landscape with Visibility Mask multiple times gives an Assert

Repro Rate 15/25 Regression set to Yes as this was not found on //UE5/Release-5.2 CL 26001984 Binary Building Nanite with a Landscape that has a material including Landscape Visibility Mask still ...

Datasmith floods network with UDP traffic in a lab environment

They've had some luck disabling UDP transport as mentioned in the following articles:https://docs.unrealengine.com/5.2/en-US/udp-messaging-settings-in-the-unreal-engine-project-settings/https://foru ...

BP timelines: when converting internal curve to external, the external curve isn't used until BP is recompiled

Blueprint timelines: when converting an internal curve to an external curve asset, the curve asset's data isn't used until the blueprint is recompiled. This is confusing as there is no indication th ...

The getter/setter function bAllowRightClickDragScrolling incorrectly refers to AlwaysShowScrollbarTrack

UScrollBox::AlwaysShowScrollbarTrack has its own getter/setter function (SetAlwaysShowScrollbarTrack/IsAlwaysShowScrollbarTrack). In another property for UScrollBox::bAllowRightClickDragScrolling, ...

GAS: GameplayEffects component tag containers don't inherit properly

Using the new GameplayEffect's component based configuration, selected tags (FGameplayTagRequirements) don't inherit from parent GameplayEffect blueprints to child BPs. ...

DBuffer uses linear RGBA8 for base color instead of SRGB

DBuffer has 8 bit render targets for decals. The first render target holds BaseColor. It is not SRGB so we probably have poor precision distribution over the color range. It should be possible simpl ...

Components excluded from dedicated server can still be spawned on server

The cooker settings include the ClassesExcludedOnDedicatedServer/ClassesExcludedOnDedicatedClient lists, which specify classes that should be excluded when cooking a dedicated server/client. These l ...

UAssetImportTask::bReplaceExisting is not supported with interchange

Add this code to a function you call from a blue utility widget or any other way to start the import with this code.TArray<UAssetImportTask*> ImportTasks; for (int32 i = 0; i < cFC.Files.Num(); i++) ...

The return value of int64 FMath::RandRange() is biased

IAnimationDataController::Evaluate implementations do not account for compatible skeletons

Looks like we are missing code in the Evaluate methods similar to what we are doing in  DecompressPose to account for compatible skeletons.  The easiest way to repro is in a standalone game because ...