Preinfintiy and Postinfinity settings within the Curve Editor of an Animation can not be changed from Constant

UE - Anim - Runtime - Sep 7, 2022

This is a regression tested in //UE4/Release-4.27 CL 18319896 Preinfintiy and Postinfinity settings within the Curve Editor of an Animation can not be changed from Constant. Either by right clickin ...

AnimBP instance is leaked when using linked animation graphs with 3 or more hierarchies

UE - Anim - Runtime - Sep 5, 2022

When creating an AnimBP with 3 or more layers using linked AnimGraph nodes and going through a state where animation is initialized such as replacing SekeltalMesh, the AnimBP on the 3rd layer is not ...

Crash in UE::Anim::Attributes::InterpolateAttributes when enabling URO on B_Hero_ShooterMannequin in LyraStarterGame

UE - Anim - Runtime - Sep 2, 2022

From a UDN user: [Crash] Update Rate optimization enabled on b_hero_shootermannequin in LyraStartergame crashes Hello,I haven't dug in to it yet, but with the Lyra Starter project if you enable ...

FBX animations generated under fractional framerates fail to import

UE - Anim - Runtime - Aug 24, 2022

We now have the following error that is generated in FFbxImporter::ValidateAnimStackif (!FMath::IsNearlyZero(SubFrame, KINDA_SMALL_NUMBER) && !FMath::IsNearlyEqual(SubFrame, 1.0f, KINDA_SMALL_NUMBER ...

Crash when changing Animation Segment Playrate in Animation Composite

UE - Anim - Runtime - Aug 8, 2022

See [Link Removed] ...

AnimMontage notify callback destroying owning actor causes crash

UE - Anim - Runtime - Jul 28, 2022

Destroying the owning actor as a response to an anim montage's anim notify causes unsafe access of the current anim montage. See repro steps. ...

Calculating LLM of Audio tag in AnimationStreaming.

UE - Anim - Runtime - Jul 25, 2022

 In the following section, AnimationStreamingManager incorrectly adds in Audio's LLMTag.   void FAnimationStreamingManager::UpdateResourceStreaming(float DeltaTime, bool bProcessEverything /*= fals ...

Crash after changing either the Anim Start or End times of an Animation Composite

UE - Anim - Runtime - Jul 19, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 Crash after changing either the Anim Start or End times of an Animation Composite when using Enter to confirm their value. ...

Crash when loading Anim BP after undoing and saving "Use Shared Rule" in state machine

UE - Anim - Runtime - Jul 19, 2022

Reported by UDN  [Link Removed] From Slack discussion: It seems that undo-ing the transaction in UAnimStateTransitionNode::UseSharedRules, leaves the outer graph (UAnimationStateMachineGraph) wit ...

When another AnimMontage is playing while an AnimMontage is playing, AnimNotify be called twice.

UE - Anim - Runtime - Jul 1, 2022

When AnimNotify is set to AnimMontage, these Notify events may be output twice. It can see it if you let another Montage play while the first one is playing. If you stop the first Montage, it will a ...