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 ...

Crash in WP conversion commandlet on map containing geometry brushes

UE - World Creation - Worldbuilding Tools - World Partition - May 24, 2022

Compiling twice then pressing play/stop after creating a c++ Game Instance causes a crash

UE - Foundation - Cpp Tools - Live Coding - Jan 24, 2022

This is not a regression. After creating a C++ based Game Instance the Editor crashes if you compile twice then play and stop. ...

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 ...

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 ...

Cannot successfully create a local binary build of the Engine that includes iOS

UE - Foundation - Build - Rocket (Installed Engine) - Jun 6, 2018

Attempting to create a local binary build of the Engine that includes iOS currently fails. The error message that appears ("ERROR: System.Collections.Generic.KeyNotFoundException: The given key was ...

OnEditorCameraMoved delegate not firing in the Animation Viewport

UE - Anim - Runtime - Jun 19, 2019

Found in 4.22 CL#6574378 Reproduced in 4.21 CL#4753647, 4.24 Main CL#7062442 The OnEditorCameraMoved delegate does not fire in the Animation Viewport. The example project provided by the user is a ...

Instanced MovieSceneEventParameters does not save updated values upon level load

UE - Anim - Sequencer - Jun 24, 2019

Any instanced Actor with a public MovieSceneEventParameter struct doesn't retain any altered values on level load. Found in 4.22 CL#7053642 Reproduced in 4.21 CL#4753647 , 4.24 Main CL#7173985 ...