GetMeshClothingAssetBindings have some fallback that break nested calls

UE - Editor - Content Pipeline - Asset Build - Dec 9, 2021

Only the first call to unbindAndBackup should have the backup, this fallback create backup data for the nested call. ...

Crash when deleting a mesh component of the mesh we are painting (SM and SK)

UE - Editor - Content Pipeline - Asset Build - Dec 9, 2021

Solidworks exporter installation does not proceed

UE - Editor - Content Pipeline - Datasmith - Exporters - Dec 9, 2021

3 users reported the same issue. DEBUG: Error 2203: Database: 1031. Cannot open database file. System error -2147287038  or DEBUG: Error 2203: Database: 1036. Cannot open database file. System err ...

GetStaticMeshViewport() is called without checking if it returns a valid viewport causing the Editor to crash

UE - Editor - Dec 9, 2021

This is not a regression. Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0-EarlyAccess CL16682836 Binary //UE5/Release-5.0 CL18407655 Personal P4 When opening a static mesh without ...

Project crashes in split screen when entering water body lake

UE - LD & Modeling - Terrain - Water - Dec 8, 2021

When creating a landscape with a waterbody lake. The engine will crash when in split screen when the player enters the water. This is not regression, it is occurring in 4.26. ...

Crash occurs while animating a control rigged actor in sequencer when drag selecting the actor in a orthographic view

UE - Anim - Sequencer - Dec 8, 2021

This is a regression Tested in 4.27.2 Drag selecting a control rigged actor while in an orthographic view causes the editor to crash. ...

Double clicking the thumbnail for a TSoftObjectPtr to a UWorld will load the level without prompting the user to save

UE - Editor - Dec 6, 2021

Currently, double clicking on a thumbnail for a SoftObjectPtr to a UWorld will load that level in the level editor without checking if the current world is dirty or prompting to save. This can resul ...

Volumetric Render Target Mode 2 is blending past frames.

UE - Graphics Features - Dec 2, 2021

Volumetric Render Target Mode 2 is blending past frames in Time of day map with the volumetric clouds.  This is a regression due to it not happening in 4.27 ...

Metasounds - Using the Audio Component Play Node with a start timer other than 0 results in the Metasound ceasing to function

UE - Audio - MetaSounds - Dec 2, 2021

Metasounds cease functionality if called to Play with a different start time other than 0. This extends to the Metasound editor where pressing play to preview the sound also ceases to function. ...