Unreal Engine Issues
Unreal Engine Issues
Animation curves on Montages are not remapped when using a 'Compatible' skeleton
UE - Anim - Runtime - Jun 27, 2023[Link Removed] From UDN: If you are using the new compatible skeletons feature and you have a Montage with an attribute curve on it, the curve is not correctly mapped to the target skeleton. So ...
Crash when trimming animation and then undoing action
UE - Anim - Runtime - May 30, 2023Repro rate: 3/3 times This is a regression as the issue does not occur in 5.1.1 ...
TBaseBlendedCurve::ConvertToAdditive adds a curve track to an additive when the curve only exists in the base pose
UE - Anim - Runtime - May 29, 2023When we create curves on additive animations, we are creating a curve based on whether the curve exists in either the base or additive pose. This wouldn't be the expected behaviour for a user when ...
LayeredBlendPerBone without BlendRootMotionBasedOnRootBone exaggerates root motion
UE - Anim - Runtime - May 27, 2023When BlendRootMotionBasedOnRootBone is false, the LayeredBlendPerBone is aggregating root motion of the child poses ontop of the base pose root motion. (ie. if the first child pose's blend weight i ...
LayeredBlendPerBone with BlendRootMotionBasedOnRootBone set incorrectly calculates root motion weightings with more than two sources
UE - Anim - Runtime - May 27, 2023When BlendRootMotionBasedOnRootBone is true, the code in FAnimNode_LayeredBoneBlend::Update_AnyThread that calculates the root motion weightings for the sources doesn't appear to account for the po ...
Crash when calling UPoseableMeshComponent::CopyPoseFromSkeletalComponent() from Actor's Tick while unregistering
UE - Anim - Runtime - Apr 26, 2023Under certain conditions, it appears that the function UPoseableMeshComponent::CopyPoseFromSkeletalComponent may crash because the BoneSpaceTransforms obtained from the source component are empty, p ...
Anim notifies trigger repeatedly/every frame when using an animation mode track set to Use Anim Blueprint in a Level Sequence
UE - Anim - Runtime - Mar 6, 2023The anim mode track seems to cause the sequence to retrigger notifies every frame. ...
Crash in Middle of PIE with Level sequences and MRQ running
UE - Anim - Runtime - Mar 6, 2023Repro Rate: 5/5 Tested this a few times and the crash seems to come in at different intervals, some had the prestreaming almost finished, then would crash. Working on a video to show crash to add ...
Reset of bone proxy in anim editors detail panels doesn't re-enable live update of tranforms
UE - Anim - Runtime - Feb 23, 2023The bone proxy details customization for the animation editors doesn't currently reset modifications correctly. When a transform channel is modified and then reset, the bone proxy doesn't start liv ...
The transform of a Virtual Bone can be changed in the Skeleton but isn't preserved
UE - Anim - Runtime - Jan 23, 2023This is not a regression. Tested in //UE5/Release-5.0 CL20979098 The transform of a Virtual Bone can be changed in the Skeleton but isn't preserved this has caused some confusion with users. ...