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

UE - Niagara - May 3, 2022

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 ...

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

UE - Simulation - Physics - May 3, 2022

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 ...

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

UE - Content - Sample - May 2, 2022

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

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

UE - Audio - Quartz - May 2, 2022

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. ...

Text doesn't update when wrapped in a Retainer Box

UE - Editor - UI Systems - UMG - May 2, 2022

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

UE - Platform - Mobile - May 2, 2022

Compiling blueprint component can lose data on instances in level

UE - Gameplay - Blueprint - Apr 29, 2022

Compiling a blueprint component can cause data loss on instances in the level when the component instance overrides its owning Blueprint's property value overrides back to the component archetype's ...

TArrayView64 RangeCheck prints the incorrect error messages for values over 32-bit length

UE - Foundation - Core - Apr 29, 2022

TArrayView64 RangeCheck prints the incorrect error messages for values over 32 bit. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did occur there, it is not a regre ...

Private functions can be overriden in the "My Blueprint" tab

UE - Gameplay - Blueprint Editor - Apr 29, 2022

Discovered during investigation of [Link Removed]. This is happening because we are not filtering out private parent functions in SMyBlueprint::BuildOverridableFunctionsMenu. With any fix that is ...

Editor crashes when edit foliage assigned to data layer in foliage mode

UE - World Creation - Worldbuilding Tools - Foliage - Apr 29, 2022