Description

See attached gif for popping behavior. The issue does not occur if using the Enter hotkey or clicking the Add Keyframe button. The issue also does not occur on static or skeletal meshes. 

Steps to Reproduce
  1. Create new Blueprint class derived from Actor
  2. Add a mesh component or similar visual to the class to help visualize
  3. Add actor to a level sequence
  4. Add a transform track and keyframe a simple animation on the base section
  5. Add an additive section
  6. Create an initial additive keyframe (zero-key)
  7. Scrub to a new time in Sequencer
  8. Select and move the actor in the viewport, then press "S"
  9. observe the actor pops as soon as the keyframe is created

Have Comments or More Details?

There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-189422 in the post.

1
Login to Vote

Fixed
ComponentUE - Anim - Sequencer
Affects Versions5.2
Target Fix5.4
Fix Commit26411872
Main Commit26412103
CreatedJun 22, 2023
ResolvedJul 17, 2023
UpdatedAug 30, 2023
View Jira Issue