The MultiGate Node can have more than 32 output pins

UE - Gameplay - Jul 22, 2019

The MultiGate Node is able to have more than 32 output pins. Found in 4.22.3 CL#7053642 Reproduced in 4.21.2 CL#475421, 4.23 Preview 2 CL#7321677, 4.24Main CL#7473682 ...

Static Mesh flicker in Player Collision Viewmode

UE - Graphics Features - Aug 8, 2019

All UCX_geometry that have bounds larger than its geometry flicker when in Player Collision Viewmode. Tested in: 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P5(CL - 7838574), 4.24 (CL - 786 ...

Attachment rules in Level Sequencer are broken

UE - Anim - Sequencer - Oct 2, 2019

The Attach track attachment rules seems to have no effect when selecting "Snap to Target" and playing the sequence. This was reported and tested in 4.23 (CL-8386587). This was reproduced in 4.22.3 ...

"Pausing" A TimeSynth causes a crash

UE - Audio - Oct 10, 2019

Clicking and holding anywhere on the editor outside the viewport when PIE causes a crash. The AudioRendering thread throws the following assert: Assertion failed: FreeClipIndex < PlayingClipsPool_Au ...

Searching Global Illumination inside the details section of a post process volume does not return any results.

Tools - Nov 20, 2019

Searching "Global" in the details panel of a post process volume does not provide Global Illumination as a result, but searching "GI" does. Tested In: 4.22.3 CL#7053642, 4.24 P3 CL#10283392 , 4.25 ...

Show collision command turns on lights that have 'Visibility' set to false

UE - Graphics Features - Dec 2, 2019

Running the console command "Show Collision" when lights are placed in the scene with "Visibility" off results in the lights turning back on. Tested in: 4.22.3 CL#7053642 , 4.24.P4 CL#10387632, 4 ...

AudioMixer has private include in public header

UE - Audio - Dec 4, 2019

It is possible to receive a compilation error when including a public header (AudioMixerDevice.h) because it includes a private header (AudioMixerSourceManager.h)  Tested In :  4.22.3 CL#7053642  ...

Unable To Unsolo or Solo Sound Waves

UE - Audio - May 26, 2020

Sound Waves are not able to be soloed in a new project or unsoloed in an existing one from a prior version. This was reported and tested in 4.24.3 (CL-11590370). This was reproduced in 4.25 (CL-131 ...

Crash compiling Widget Blueprints that contain Dynamic Entry Boxes with their Entry Widget Class set to each other

UE - Editor - UI Systems - Jun 10, 2020

Currently the Dynamic Entry Box has no protection against recursion, leading to a stack overflow and a crash. This issue was reported and tested in 4.25 (CL-13144385). This was reproduced in 4.24.3 ...

Flickering artifacts are rendered when using Sky Atmosphere Component with Vulkan

UE - Rendering Architecture - RHI - Jul 16, 2020

Rendering the SkyAtmopshere component using Vulkan with and without Vulkan (SM5) enabled causes artifacts to appear on screen on Windows and Linux.  This was reported and tested in 4.25.1 (CL-135 ...