PoseSearch::GenerateDDCKey is not deterministic between editor restarts

UE - Anim - Gameplay - Sep 16, 2022

we need to investigate why between editor restarts the DDC key generation for the motion matching pose search databases is not deterministic, causing the assets to be rebuilt ...

Electra video playback fails if project or package is under multibyte characters path

Media Framework - Sep 16, 2022

The URL parser encodes the input path to a URL-encoded path even if it is local, so if the path contains unicode characters (such as Japanese Kanji ), the media file cannot be read. Following worka ...

ISM Component in an instanced BP does not take into account changes to NumCustomDataFloats from the BP class

UE - Graphics Features - Sep 16, 2022

PerInstanceSMCustomData is bulk serialized and doesn't get changed on the BP instance when changing NumCustomDataFloats, possibly causing out of bounds array access leading to a crash. Possible sol ...

open asset in editor crash (Objects have the same fully qualified name but different paths)

UE - Gameplay - Blueprint Compiler - Sep 15, 2022

in 4.27 open this asset could not crash ,but 5.0.2 could get crashed ...

Visualizing Custom Stencil Buffer returns incorrect results when an Actor with Render CustomDepth Pass enabled is visible

UE - Graphics Features - Sep 15, 2022

This is a regression tested in //UE4/Release-4.27 CL 18319896 Visualizing Custom Stencil Buffer returns incorrect results when an Actor with Render CustomDepth Pass enabled is visible. ...

World Partition causes client to disconnect from dedicated server

UE - World Creation - Worldbuilding Tools - World Partition - Sep 14, 2022

When using connecting to a World Partition level on a dedicated server the client get's disconnected immediately. I tested this with a non WP level and the client connected with no issues. I've inc ...

Child component reports Parent during On Hit events instead of itself

UE - Simulation - Physics - Solver - Sep 12, 2022

This is a regression tested in //UE4/Release-4.27 cl18319896 Child collision component reports its' Parent during On Hit events instead of itself.  ...

Crash after importing a 16k Normal Map while Unreal Real is Preparing Texture

UE - Texture - Sep 12, 2022

This is a regression tested in //UE4/Release-4.27 cl18319896 Editor crashes after importing a 16k Normal Map while Unreal Real is Preparing Texture. Other non-normal maps seem to work without issue ...

Game feature plugins load plugin config files incorrectly

UE - Gameplay - Sep 9, 2022

Game feature plugins load config files in a different way than normal plugins, which is confusing and can lead to broken behavior unless the developer knows about these issues ahead of time. The loa ...

Changing a Mesh's Build Scale doesn't update the Mesh's Bounding

UE - Editor - Sep 8, 2022

This is a regression tested in //UE4/Release-4.27 CL18319896 Changing a Mesh's Build Scale doesn't update the Mesh's Bounding to the same scale. ...