Pending Abilities are always Added then Removed (thus ordering is not preserved)

UE - Gameplay - Gameplay Ability System - Apr 20, 2023

We should probably keep a Queue of the Gameplay Abilities Add/Removed rather than two separate lists.  That way we can get the ordering right.  I suspect there are lots of ordering issues if we look ...

Allow extending World Partition streaming partition class

UE - World Creation - Worldbuilding Tools - World Partition - Apr 19, 2023

Lumen tile classification flicker

UE - Rendering - Graphics Features - Lumen - Apr 19, 2023

While we suggest using screenpercentage at 25%, it is visible at higher percentages. Video showing the flickering:https://udn.unrealengine.com/s/contentdocument/0694z00000Qw4jPAAR ...

MaterialBaking LocalSpace Issue

UE - World Creation - Worldbuilding Tools - Merge Actor - Apr 14, 2023

See attached project for a good repro ...

Level Instancing and Is Editor Only Actor flag

UE - World Creation - Worldbuilding Tools - Level Instances - Apr 13, 2023

WP handles PIE Editor only properly (doesn't load the actors at all) but the old level streaming system just hides them through the FPrimitiveSceneProxy. So in this instance, the bug is that the Lev ...

Cooking crash during shutdown with no useful error

UE - Runtime - Simulation - Apr 11, 2023

Sometimes some of actors are destroyed after the destruction of the solver through the garbage collector. In this case, the app crash in FChaosScene::RemoveActorFromAccelerationStructureImp because ...

Materials are added to a Model that has been modified by Cube Grid

UE - Graphics Tools - Modeling Tools - Apr 3, 2023

This is not a regression. Tested in //UE5/Release-5.1 CL23901901 Changing materials before making a change to a model with cube grid causes that previous selected material to be added to the model ...

A Kinematic controlled vehicle is not rendering correctly when it has a non-identity transform.

UE - Runtime - Character - Mar 27, 2023

There are issues with the vehicles rendered position when it is being moved in a kinematic manner, i.e, forcibly moving a vehicle (not simulating it) using either FChaosEngineInterface::SetKinemati ...

Vehicle clutch not fully simulated in Chaos Vehicle Plugin

UE - Runtime - Character - Mar 27, 2023

There is no manual clutch control exposed to users. For completeness this should be available via blueprint in the same way that the settering, throttle and brake are user controlled. ...