Unreal Engine Issues

PoseSearch Query is flipped 180 degrees 1 frame after a capsule/actor rotation happens.

Using MotionMatching with a PoseSearchSchema with a Trajectory grouping. The query gets rotated to match the capsule/mesh component instead of the offset root/actual location of those bones/trajecto ...

Changelists window refreshes excessively

When View Changelists window is opened, users are reporting slowdowns from actions such as moving actors (external actors). ...

GPU Lightmass does not support bounce lighting from landscapes

GPU Lightmass does not support bounce lighting from landscapes, but CPU Lightmass does. ...

Editor crashes when a floating window PIE command is issued repeatedly

After assigning Keyboard Shortcut for New Editor Window (PIE) as "F3" and returning to Viewport and selecting "F3" to open New Editor Window (PIE), continuing to repeatedly press F3 results in the e ...

Key input by Sequencer is missing in FBX output of parent-child actors

This problem did not occur in 4.27.0. Animation is not output when outputting a hierarchical structure. Actor(A) 　　┗Actor(B) 　　　　┗Actor(C) This is how the attachments are registered, and the ke ...

When using a SpeedTree asset, a Zero Triangles warning appears

When exporting from SpeedTree with LODs + billboard, It seems that a warning is issued by including a material used only by Billboard. Is there a way to deal with it? ...

COND_InitialOnly doesn't apply to subobjects' properties created after the owning actor's initial replication

Package Map warnings when spawning primary asset class on server after seamless travel

This issue seems to occur due to the client keeping the NetGUID for the class/object, while the server will clean up this NetGUID during travel. When the client sends the class and its NetGUID as pa ...

Possession acts differently depending on whether or not "Run as dedicated server" is checked if newly possessed pawn is spawned just before possession

If a player on a dedicated server attempts to possess a feshly spawned pawn, the blueprint must have an unpossess node just before the possess node to be able to possess the pawn. This is not the ca ...

AsyncSaveGameToSlotForLocalPlayer does not properly handle multiple requests

ULocalPlayerSaveGame::AsyncSaveGameToSlotForLocalPlayer was designed to properly support multiple in flight requests at the same time, but the current code does not work correctly and this can cause ...