Unreal Engine Issues

Rare assertion comes up when cooking if sequencer camera track has only additive transform track

If a camera track has only additive transform track, some functions return uninitialized F3DTransformTrackToken made by default constructor. It causes a rare assertion. Please take a look at F3DTra ...

Doesn't update sound Attenuation if used sound Attenuation node at anim sequence editor.

There is a problem with the sound update when using "Sound Attenuation" in the Animation Editor. In the Animation Editor, if the mouse cursor is located in a viewport and you change the position of ...

World Source in Take Recorder does not record auto-tracked actors properly

The Take Recorder plugin allows for multiple sources to be recorded during gameplay. The World Source is expected to record everything in the level when the Autotrack Actors option is enabled. Once ...

Exported Morph target Animation sequences behaves differently in Max or Maya vs in UE4

After invested, noticed that the exported morph target animation generated two separated Morph Modifier for each individual Morph Target in Max to achieve the final result instead of using only one ...

Ticking world for the anim montage sequence details preview scene in widget is prone to crash

Sequencer- FComponentMaterialInfo isn't exposed to Blueprint or script, leaving script users having to call deprecated paths

The ComponentMaterialTrack recently got upgraded to be able to animate parameters on different types of materials. This meant using an FComponentMaterialInfo to describe which material was being ani ...

Camera Switcher Import option not functioning properly

In UE 4.20 we got a feature that let you import a FBX file that contains cameras with a camereaswitcher to create a "camera cut track" within sequencer. From the release notes of 4.20: https://docs ...

In the Anim Sequence Editor set a Notify's MontageTickType to be fixed to BranchingPoint if that Notify is a Native Branching Point

To avoid confusing users when working with a Native Branching Point Notify set its MontageTickType to be fixed to BranchingPoint.  ...

[UDN 16536278] Sequencer: Stuck undo buffer when using AutoKey "Can't Undo while 'SetKey Value' is in progress"

Hello, Our animation team reported an issue with the AutoKey feature of the LevelSequencer, sometimes they will notice that after a while, the undo buffer no longer works. Unfortunately the issue ...

Montage linkable elements lose segment links when changing dependant anim sequences without loading the montage.

If an animation has its length changed, either by changing its play rate or reimporting with a different length - elements in any unloaded montages will end up misplaced. Workaround: Load the monta ...