Unreal Engine Issues

RewindDebugger draws debug capsules with its base location as center

Context UE_VLOG macros can be used to capture debug shapes into both a Visual Logger recording and a Rewind Debugger recording. Problem In the Rewind Debugger, the capsule shapes are drawn at an in ...

AnimNotifies get reproduced more times than expected.

When setting an AnimNotify to an AnimationSequence, this AnimNotify can be triggered multiple times when only set once. This issue only happens when the mentioned AnimationSequence that contains the ...

HideBoneByName translates bone to parent which breaks skinning

Calling HideBoneByName on a bone causes that bone (and all it's children) to be translated to the parent bone's location.  This code in UpdateRefToLocalMatricesInner is responsible: bool bNeedToHid ...

Cannot continuously change Bone Name in SkeletalMesh Sampling Settings

An access violation occurs in FNiagaraSkeletalMeshRegionBoneFilterDetails::HandleBoneNameComboBoxSelectionChanged() due to StringItem is nullptr. SkeletalMeshRegionCustomization.cpp void FNiagaraS ...

PhysicsControl-enabled controls occasionally teleport to origin

Occasionally, PhysicsControl controls will teleport to the world origin. This is sporadic and generally fixes itself either with a restart. In the licensee's case, the controls were also animation d ...

Fix MM node "Yaw From Animation Blend Rate" for skeleton with root bone rotated X or Y up

FAnimUpdateRateParameters::GetInterpolationAlpha appears to be returning an invalid value for TrailMode

It appears that  FAnimUpdateRateParameters::GetInterpolationAlpha is not returning a sensible value when running in TrailMode.  Currently the only variable in the calculation is EvaluationRate which ...

Crash occurs after right clicking a Modify Curve node in an Animation Template Blueprint

This is not a regression. Tested in //UE5/Release-5.0 CL20979098. The editor crashes when right clicking a Modify Curve node in an Anim Graph of a Animation Template Blueprint. ...

Skeleton preview disappear at LOD 1 with "bones to remove" enabled.

Crash when changing details of an animation in an Animation Composite

This is a regression tested in //UE4/Release-4.27 CL#18319896 Fatal error is thrown and the Editor crashes when changing details of an animation in an Animation Composite. ...