[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. ...

Scrubbing material roughness value in MI causes large frame drops

UE - Rendering - Materials/Shaders - Apr 30, 2022

Editor freezes on selection of Blueprint Components

UE - Foundation - Core - EditorPerformance - Apr 29, 2022

Editor freezes and stops responding on selection of Blueprint Components; Requiring the editor to be forced closed. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue di ...

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 ...

FPS drop (present time increase) when moving the editor windows to secondary screens

UE - Foundation - Core - EditorPerformance - Apr 29, 2022

The licensee has mentioned that they also see an FPS drop without a second monitor, so this can happen just by separating windows out on the same screen. ...

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 - LD & Art - World Building - Foliage - Apr 29, 2022

Debug Lines can be seen through objects at certain camera angles.

UE - Rendering - Apr 28, 2022

Debug Lines can be seen through objects that occlude them at certain camera angles. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did not occur there, it is a regre ...