Unreal Engine Issues

Light Components fail to propagate certain property changes from Sequencer

Adding a key to an Absolute transform section will accumulate an extra transform offset when a transform override is set on a sequence. With attach track

This is similar to [Link Removed] but still reproduces with an attach track. ...

Creating new objects inside ForEachObjectWithOuter may cause the bucket of the iterated outer to be read-locked permanently

Not a Regression. Tested in: //UE5/Release-5.0 CL 18747223 Source-GitHub //UE4/Release-4.27 CL 18319896 Binary User Description: "The crash test code is located at Source/HashBucketLockedBug/Pr ...

Renaming blueprint macro causes Failed import for EdGraph errors

Macro libraries try to support guid-based renaming: when a specific macro is renamed blueprints using the old name will automatically point to the new name and work properly. However, this fixup hap ...

"PivotPainter_PerObjectData" node's "Random Value Per Element" output crashes with an assertion when used with a "Cross" node

This is a regression. Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0 CL18747223 GitHub When using the Random Value Per Element from a PivotPainter_PerObjectData with a Cross nod ...

abnormal sound output on UMG animation track

Sound repeated at initial frame only on 4.27. it was worked fine on 4.26 and 4.25 It is probably a side effect caused by the sequencer changes below.​ Sequencer: Move Finalization phase back onto ...

Importing fbx onto an empty camera animation sequence can crash the editor

Importing an FBX into an empty camera animation sequence crashes the editor. The import seems to fail when trying to add a camera cut track. Exporting an fbx from a camera animation sequence, deleti ...

Destructing NiagaraParameterStores causes multi threading write conflict

FNiagaraParameterStore::UnbindAll() may be called from both GameThread and RenderingThread. Each may modify the same Binding array, it causes infrequent crashes. In my environment, I was able to r ...

Crash when loading array of UStructs containing Instanced property

The editor crashes with a failed assertion when opening a blueprint actor that contains a structure with instanced objects. ...

Event Track option is missing from the +Track within the Actor Sequencer Component's options

This a regression Event Track option is missing from the +Track within the Actor Sequencer Component's options. ...