Crash when copy and paste actor track what is spawnable and has event track.

UE - Anim - Sequencer - Jul 13, 2020

This issue is regression. It crash only 4.25, and it dosen't crash in 4.24. Copy and past a specific track (spawnable, actor with event track, set endpoint) causes a crash in the editor.  ...

Crash in D3DX12Residency::Internal::RemoveEntryList when travelling level

UE - Rendering Architecture - RHI - Jul 13, 2020

The engine may touch freed memory at D3DX12Residency::Internal::RemoveEntryList. The memory release operation that is causing the problem is in FD3D12DynamicHeapAllocator::AllocUploadResource(). If ...

Ensure condition failed : SkeletalMeshLocation module on scaled SkeletalMesh

UE - Niagara - Jul 14, 2020

The message in ensure is below LogOutputDevice: Error: === Handled ensure: === LogOutputDevice: Error: Ensure condition failed: (FMath::Abs(1.f - M.GetScaledAxis(EAxis::X).SizeSquared()) <= (1.e-4 ...

Blueprint Properties retain meta data through a type change

UE - Gameplay - Blueprint Editor - Jul 13, 2020

Instead of clearing the metadata we should enable editing the metadata for vectors since the details panel supports it already.  ...

Local space particle with SkeletalMeshLocation on scaled mesh is doubly scaled

UE - Niagara - Jul 14, 2020

MeshCurrSamplingBonesBuffer already has scaled bone transforms, but these scales have not been cancelled out when using local space. ...

Take recorder does not record detachment and multiple attachments correctly.

UE - Anim - Sequencer - Jul 14, 2020

Recording attachment will can add multiple sections to an attach track in Take Recorder. ...

Interfaces implemented and then removed from a parent BP still show a phantom reference from child BPs until they are recompiled and saved

UE - Gameplay - Blueprint Editor - Jul 15, 2020

See repro steps. The phantom references can be fixed by recompiling the child BP and saving it. Note that just loading ChildBP2 does not fix/remove the reference during compile-on-load, so it's a ...

Rich Text Block automatic line wrapping doesn't work properly with image decorators

UE - Editor - UI Systems - Slate - Jul 15, 2020

Rich text blocks don't seem to factor in the size of their embedded images properly when choosing where to wrap with autowrap enabled. ...

Core Class Redirect doesn't work when converting from a C++ class to a BP

UE - CoreTech - Jul 16, 2020

The Export map will properly be updated but the creation of the import will fail with SourceIndex == INDEX_NONE From MarcA:  I'm guessing the import source index is always none for native classe ...