Reading curves from an FBX incorrect with FFbxCurvesAPI

UE - Anim - Sequencer - Dec 20, 2019

A licensee has brought up some inaccuracies in the reading of curve data from FBX files: #1, Remove calls to SetKeyInterpMode, SetKeyTangentMode, SetKeyTangentWeightMode, and change them to NewKey. ...

Adding a camera cut track through sequencer scripting does not set the movie scene's camera cut track

UE - Anim - Sequencer - Mar 13, 2020

When adding a camera cut track through sequencer scripting there is no way to set the camera cut track on the movie scene, which is how the add track menu determines if a new one can be added. This ...

MediaFramework - Webcam Video input shows as black in Media Player

UE - Media Framework - Aug 17, 2021

Alejandro Arango 3 days ago In fact, it seems the 4.27 changes are conditioned by WMFMEDIA_PLAYER_VERSION . So the only change needed is in WmfMedia.Build.cs . They only need to change it to say: P ...

Foliage Details require users to drag up the window causing confusion

UE - World Creation - Worldbuilding Tools - Foliage - Oct 12, 2022

Tested in: //UE5/Release-5.0 CL 20979098 //UE5/Release-5.1 CL 22346211 Both had the same results of the details panel having no major indication of how to see it. Foliage Details require users to ...

Python function unreal.AssetRegistry.get_assets_by_class is broken

UE - CoreTech - Nov 21, 2022

Repro Rate: 3/3 This issue was reproduced in //UE5/Release-5.1 at CL 23058290. This is confirmed to be a regression since the errors do not occur on the previous version and is regression tested o ...

Cable Actor resets to initial end point position when moving the actor while Attach End is disabled

UE - Simulation - Physics - Apr 4, 2023

This is a regression. Tested in //UE5/Release-5.1 CL23901901 Additionally, I placed the cable actor in a sequencer then keyed several changes in position. The Cable actor had the same behavior of r ...

Performance concerns with control rig component initialization

UE - Anim - Rigging - Control Rig - May 18, 2023

Report from a licensee that InitializeControlRigComponent using CR_Frame_Destructible in city sample is taking a lot of frame time.  It seems that a lot of time is being spent hashing and also URigV ...

Crash when using AnimSeqStats console command

OLD - Anim - Apr 8, 2015

Crash when using AnimSeqStats console command. User in the additional info URL seems to know what the code change should be. [Link Removed] ...

Overridding a function with no return value in a ChildBP produces an event instead of a function

UE - Gameplay - Blueprint - Dec 17, 2015

If you have a BP with a function that has no return value, then override that function in a ChildBP, it becomes an event and cannot be used like a normal function ...

CopyTask in BuildGraph never throws an exception if the copy fails

UE - Foundation - Horde - BuildGraph - Feb 28, 2023

CopyFile function in CommandUtils.cs assumes that an exception will be thrown if the number of retries is exceeded, but the loop condition prevents it from being thrown. Following fix works:publics ...