A widget set in the Grid Panel reverts back to it's default size and position when compiled

UE - Editor - UI Systems - UMG - Apr 13, 2022

A widget set to a specific row and column within a Grid Panel, that has been assigned multiple rows and columns, and then spanned across other rows and columns reverts to it's default position and s ...

Map Get Node Pins In Niagara Module Scripts Can't Search For Standard Data Types

UE - Niagara - Mar 16, 2020

This wasn't like this in 4.24 (see attached images). If you create a variable Engine.Owner.Position the search will find it however. Found in 4.25 Preview 2. Reproduced in 4.26 Main. ...

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 ...

In Isometric Staggered and Hexagonal Staggered Projection Modes redundant rectangle is rendered

UE - Gameplay - Paper2D - Sep 25, 2020

About issue:Similarly issue also can be seen in Isometric Staggered projection modeSuch issue does not occurs in Orthogonal and Isometric Diamond projection modesIn viewport in UE4Editor this redund ...

OnClick Events for buttons in 3D Widgets not firing in Multiplayer

UE - Editor - UI Systems - Mar 6, 2017

OnClick Events for buttons in 3D Widgets not firing in Multiplayer. This issue only affects the button component as other Widget components that used the Left mouse button function as expected Regr ...