Unreal Engine Issues

Rarely, unmodified Niagara will cause diffs and bloat the patch.

Attached is a project that picks up Niagara from the content sample. The probability of reproduction is about 1/10. The simpler the project, the lower the reproduction probability. I am attaching ...

IKRetargeter Export Selected Animations Saves Exported Animations Even When Cancelled

Occurs 3/3 times When 'Export Selected Animations' button is clicked and then canceled, animations continue to be saved.  ...

Add Actor World Offset does not work consistently with physics-enabled objects

Add Actor World Offset does not work consistently with physics-enabled objects Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did not occur there, it is a regression ...

Roughness map detail is lost in shadowed areas with Lumen enabled

Lyra: Check triggered when changing the "Entry Widget Class" property on W_SettingsPanel

Looks like we are hitting a check when you try and change the default widget class for this.  ...

Crash occurs when creating a New Level from the Levels window while it is pinned to the side bar

An assertion occurs when creating a New Level from the Levels window while it is pinned to the side bar. ...

[Quartz][Device Swap] - Quartz Clock Stops when swapping Audio Output Device

When swapping the audio output device while running PIE or a packaged game on Windows, Quartz clocks stop. Does not repro in Release-4.27, but can be reproed in Release-5.0. ...

Splitting a Structure input pin from within a Collapsed node results in duplicate inputs

This is not a regression. Splitting a Structure input pin from within a Collapsed node results in duplicate inputs that over ride any data passed into the struct pin. ...

Text doesn't update when wrapped in a Retainer Box

This is a Regression. Retainer box is prevent Text to update in different situations including binding the text. ...

Old iTunes DLL causes UBT to fail on startup