Unreal Engine Issues

Scalebox scaling won't update if child size changes with global invalidation enabled

When global invalidation is enabled, Scale Boxes don't react properly to changes in the size of their contents. Licensees have worked around this by updating SScaleBox::OnArrangeChildren:// This sca ...

Geometry with Static Shadow Invalidation Behaviour being written into invalidated VSM Pages

Geometry that has its "Shadow Cache Invalidation Behavior" set to "Static" will still draw in the dynamic shadow cache when it is experiencing WPO ...

Sequencer- Cannot change multiple selected spawnable's class

Only the first selected spawnable actor binding will have its class changed when selecting 'Change Class' from the right click menu. ...

In ULevelStreamingLevelInstance::UpdateStreamingState, AddToWorld() is called before OnLoadedActorsAddedToLevelPreEvent causing ID clash

ULevelStreamingLevelInstance::OnLoadedActorsAddedToLevelPreEvent has a comment that states it must be called before actors are registered with the world, but in ULevelStreaming::UpdateStreamingState ...

Windowed Fullscreen does not support multiple resolutions

Sequencer- Crash on restoring state when a user has animated level visibility as well as skeletal animation on an actor in the invisible level

When a level sequence animates level visibility as well as skeletal animation on an actor within that sub-level, restoring state will first unstream the level, which will unregister the skeletal mes ...

Issue when turnning a character into ragdoll using PhysicsControlComp with async physics

When turnning a moving character into ragdoll, it freeze a bit with TickPhysicsAsync on. If we log the character's pelvis position, it seems jump backward in the first few ticks. Also, it only happ ...

Crash when load the levelinstance what is set "LevelBehavior=Standalone" in the stanadalone game

A crash occurs when LevelInstance with LevelBehavior set to "Standalone" is loaded in a standalone game. Specifically, when LevelInstance is deleted by moving outside the loading range of the worldp ...

Crash when playing NiagaraSystem with mesh renderer in CPUSim with Compress Attributes enabled when stompmalloc is enabled

Crashes when playing Niagara particles with the following conditions enabled. It crashes only when stompmalloc is enabled, not when disabled. Enable Ray tracingEnable Compress Attributes in System P ...

Different CRC32 Results for Repeated Hashing of UStaticMesh

1. Download the Licensee repro, compile, and open:https://udn.unrealengine.com/s/contentdocument/069QP00000CdN7WYAV 2. Press the first hatched button on the top bar, next to the Platforms dropdown. ...