Camera Shot Blend does not work when Reverse Play

UE - Anim - Sequencer - Feb 13, 2024

Camera shot blending on Sequencer does not work when Reverse Play. If we place two cameras in a scene and just blend them by Camera Shot track in sequencer, the view point is interpolated between th ...

Transform Origin Scale on the Level Sequencce Actor's Instance Data can affect rotations

UE - Anim - Sequencer - Apr 30, 2025

Scale is used as part of the rotation calculation for transform multiplication, and it can have an effect in the sequence transform origins. It's expected that scale is completely ignored, and shou ...

Crash when quick binding a function in a class that extends LevelSequenceDirector

UE - Anim - Sequencer - Sep 16, 2020

The purpose was to create a Level Sequence Director inheritance class so that the same event could be reused in multiple sequencers. Attempting to quick-bind this base Level Sequence Director event ...

UAnimSequenceBase::GetNumberOfFrames off by 1

OLD - Anim - Sep 10, 2019

Creating a montage from a default frame rate and rate scale sequence reports 1 less frame than the sequence. The difference is a result of UAnimSequence overriding UAnimSequenceBase::GetNumberOfFram ...

Crash after setting a key on a Rotation Track, then trying to right click the key with Transform track collapsed

UE - Anim - Sequencer - Aug 3, 2016

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 336 337 if (bHasRotationKeys) 338 { 339 TSharedRef<FStru ...

Crash adding subscene to a looped subscene - MovieSceneSequenceTransform.h - WarpCounts.Num() == NestedTransformsSize

UE - Anim - Sequencer - Oct 11, 2021

Crash adding subscene to a looped subscene. Note this did not repro with brand new sequences not sure what's different about this older content. This also occurs in Release-5.0. ...

Editor crash when disabling looping in a nested subscene

UE - Anim - Sequencer - Aug 26, 2021

Disabling looping in a nested subsequence seems to crash the editor upd. Regression was checked on //UE4/Release-4.26 CL 15973114, the issue wasn't reproduced. Regression - Yes ...

Crash occur when using AddSpawnableFromClass with BlueprintGeneratedClass specified

UE - Anim - Sequencer - Aug 13, 2019

BlueprintGeneratedClass is not based UBleupint. So the following code is failed. bool UActorFactoryBlueprint::PreSpawnActor( UObject* Asset, FTransform& InOutLocation) { UBlueprint* Blueprint = ...

Take Recorder starts all timecodes at zero unless "Start at Current Timecode" is checked

UE - Anim - Sequencer - May 19, 2022

This seems to be a regression caused by CL 16942648 ([Link Removed]). Recording times based on the sequence, means the timecode will always begin when the sequence does. ...

Re-opening a Level with Datasmith Animation loses hierarchy

UE - Editor - Content Pipeline - Datasmith - Importer - May 7, 2019

It appears to be an issue with persistence and the sequencer. If the level is saved and reloaded without opening the sequencer all hierarchy is fineif you open the sequencer, then save the level, ...