Compiling Control Rig can break rig behavior in Sequencer

UE - Anim - Rigging - Control Rig - Aug 14, 2023

When working with a Control Rig in Sequencer, compiling the Control Rig used by an actor will cause the rig to no longer drive movement for the actor's skeletal mesh. Licensee provided sample proje ...

Edits made to Control Rig Curve Nodes in the Details panel of the blueprint editor are not saved back to original Node

UE - Anim - Rigging - Control Rig - Aug 9, 2023

Reported by licensee in [Link Removed] Changes made to the Curve node in a Control Rig Blueprint aren't saved back to the original node when the changes are made in the Details panel of the bluepri ...

Unable to import animation data from fbx with bone names starting with a number

UE - Anim - Rigging - Control Rig - Jul 31, 2023

When importing animations with numeric names from fbx in UE5.2 or later, the AnimationSequence asset is created but the animation data is not imported. The workaround is to not prefix bones with num ...

Result pin of Cast Node of ControlRig can not break

UE - Anim - Rigging - Control Rig - Jul 26, 2023

In UE5.1, the Result pin of the ControlRig cast node could be broken, but it cannot be broken from UE5.2. ...

URigVMBlueprint::CompileLog can spam the editor log when verbosity is set to Log

UE - Anim - Rigging - Control Rig - Jul 21, 2023

It seems that URigVMBlueprint::CompileLog is spamming the log whenever a call to BP_SCOPED_COMPILER_EVENT_STAT, including for blueprints that are unrelated to control rig.  The log messages are only ...

Full Body IK does not work properly when root bone has large scale

UE - Anim - Rigging - Control Rig - Jul 20, 2023

FBIK becomes extremely unstable when the root bone scale has a value other than 1. ...

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 ...

Transform variable values in a Control Rig cannot be copied or pasted onto

UE - Anim - Rigging - Control Rig - Nov 29, 2022

When trying to copy/paste values from anything to a Transform variable's values, it will not happen. Additionally, you cannot copy/paste anything from a Transform variable. I repro'd this 3/3 times. ...

Linked Anim Graph in Post Process Anim BP does NOT work after remove ControlRig Track

UE - Anim - Rigging - Control Rig - Oct 11, 2022

After remove control rig track from the skeletal mesh, Linked Anim Graph in Post Process Anim BP of the SK Mesh does NOT work. This issue can be fixed by the following code.// add #include "Anima ...

Crash happens when changing Animation Mode to any other mode while a Control Rig is selected.

UE - Anim - Rigging - Control Rig - May 17, 2022

This is a regression. Tested in //UE4/Release-4.27 CL18319896 An assertion is thrown when changing Animation Mode to any other mode while a Control Rig is selected. ...