Renaming a SkinnedMeshComponent onto a different owning actor will cause issues with FAnimUpdateRateManager

UE - Anim - Runtime - Aug 12, 2021

As mentioned in the UDN - the user tried to rename an SMC to a different actor, which leaves the URO manager left with an incorrect data as it is not aware of the move. User proposed overriding Post ...

Reimporting static mesh doesn't respect changed lightmap settings

UE - Editor - Content Pipeline - Import and Export - May 11, 2023

Licensee reports change of behaviour between UE4 and UE5 when reimporting a mesh after changing its lightmap build settings. Change of behaviour occurred in 17404767, which was to fix a similar pro ...

Material Layers "swap" location instead of shift downwards.

UE - Rendering Architecture - Materials - Oct 17, 2023

Licensee request for this as it is affecting productivity. Likely requires a method of allowing a user to choose which behaviour they prefer. For reference, the behaviour changed in CL 11684461 to f ...

External Actors can hold stale references to Blueprint classes as edited instance properties

UE - World Creation - Worldbuilding Tools - Nov 14, 2024

When a component is removed from a class that exists as an instance with external actors enabled, a deleted BP component on an actor will remain referenced by the instance. Disabling External Actor ...

The "Make Static Mesh" feature for skeletal meshes does not account for disabled mesh sections.

UE - Anim - Rigging - Skeletal Editor - Dec 11, 2024

The licensee was not able to make static meshes with the correctly disabled sections from a skeletal mesh in the current implementation of the "Make Static Mesh" button in the editor. They have prov ...

iOS Shipping Build using std::thread crashes on launch

UE - Platform - Mobile - Jun 2, 2017

A user is reporting that using the following code in a GameMode class causes shipping iOS packages to crash on launch:void ANOGSSDKGameModeBase::StartPlay() { std::thread([](){ std::clog << "THRE ...

Crash when Changing Source File and Re-Importing Mesh used in Mesh Particle System

UE - Graphics Features - Aug 2, 2016

A licensee has reported a crash when re-importing a mesh being used within a Mesh Particle system. Regression? Yes, this crash does not occur in the 4.11.2 binary release. Link to Crash Logs: [Lin ...

Translating bones in Persona is not affected by Snap Options

OLD - Anim - Dec 14, 2016

In Persona, moving a socket around is not affected by any changes to snapping (scale or size). Rotation is affected however. This is similar to [Link Removed], but according to James Golding there ...

Rotating a static mesh makes it slightly smaller

UE - Gameplay - Jan 11, 2017

If a static mesh is rotated 180 degrees, it is made slightly smaller than it usually is. There are some other degrees that can give the same effect without the shrinking, such as 540. Regression?: ...

Landscape Disappears from Scene After Being Added to Sequence

UE - Anim - Sequencer - Mar 21, 2018

Landscape disappears from scene if added to a sequence, selected in scene, and the one of the tracks in sequencer(not the landscape that has been added) is selected again Landscape was added to t ...