The vertex color view mode in the vertex painting editor mode ceases to work when the project setting "Extend default luminance range in auto exposure settings" is enabled.

UE - Rendering - Dec 31, 2019

When "Extend default luminance range in auto exposure settings" is enabled, the Color View Mode in the vertex painting editor mode ceases to work and without any warning to the user. ...

Colors of Individual Lens Flare Tints Cannot be Changed in UE 4.18+

UE - Rendering - Jun 15, 2018

If you create a project in 4.17 and follow the Repro steps, you will be able to adjust the colors of individual lens flares. If you copy the 4.17 project into 4.18, 4.19, 4.20 Preview, or 4.21 the f ...

Unexpected Changes in Saturation/Contrast of Colors when upgrading project to 4.15

UE - Rendering - Jan 30, 2017

When upgrading a project to 4.15 (in my case from 4.14.3), the colors seem to have shifted in contrast/saturation. It is not a huge difference, but noticeable enough to affect the overall result of ...

Changing Frame Buffer Pixel Format to Float RGBA makes the editor color look greyed out.

UE - Virtual Production - Rendering - Color - Jan 20, 2022

Changing Frame Buffer Pixel Format to Float RGBA makes the editor color greyed out with a faded look. This is not a regression it is occurring in 4.27. ...

Deleting reference variable will result in unusable picker appearing on resolve nodes

UE - Gameplay - Blueprint Editor - Feb 11, 2019

REGRESSION: No When deleting a reference variable, any resolve node pins using it will have a picker added, which won't have anything listed in their dropdown. This isn't consistent with what happ ...

Color samples are not displayed when switching to light complexity view.

UE - Rendering - Nov 25, 2021

In other views, such as Shader Complexity, color samples are displayed. ...

Skeletal Meshes display Vertex Paint in RGB Color View Mode without being selected

OLD - Anim - Apr 26, 2017

Skeletal meshes display Vertex Paint in RGB Color View Mode without being selected. This is inconsistent with Static Meshes, which must be selected prior to showing their Vertex Paint. ...

Cannot Rename or Delete Event Dispatchers if they are named "color"

UE - Gameplay - Blueprint - Jul 21, 2015

Event Dispatchers cannot be renamed or deleted after being created if the name used is "color". ...

Sky light color isn't animatable

UE - Anim - Sequencer - Jun 29, 2017

[Datasmith] [Sketchup] Material maps wrong when using colors or applying materials directly to grouped object

UE - Editor - Datasmith - Exporters - Sep 30, 2019

The problem occurs when a material gets added to a group inside sketchup directly instead of individual faces before grouping. The materials that are just colors are doing the same thing. This was ...