Unreal Engine Issues
Unreal Engine Issues
ImportMeshPaintTextureFromVertexColors only works with "Per Instance Vertex Colors"
UE - Editor - Aug 11, 2026The "Import Vertex Colors" feature in mesh paint mode only works if the instance had vertex color overrides enabled. This is especially problematic for Nanite meshes since usually you can't add act ...
Vertex Colors distort after merge actors is used
OLD - Anim - Sep 11, 2017When using the merge actor tools with Vertex colors painted on, the resulting mesh will have those colors distorted. This issue occurs only with the resulting static mesh. This issue is a regression ...
Changing the "Color Vision Deficiency Preview Type" setting under "Editor Preferences" does not work
Tools - Sep 11, 2017Making changes to the "Color Vision Deficiency Preview Type" under the "Editor Preferences" does not change the Color Vision Preview. Regression: Yes Works in: 4.16.3-3561208 Does not work in : ...
Incorrect foliage color in editor preview when using PerInstanceRandom node
Tools - Mar 19, 2018When using PerInstanceRandom in the foliage material, the foliage in the editor preview has incorrect "broken" color. In the game preview, color shows up correctly. Reproduced in 4.19.0 CL 3944462 ...
UDN: LICENSEE: Vertex Colors not displayed for Skeletal Mesh
OLD - Anim - Jun 15, 2015Viewport option: Show>Advanced>Vertex Colors doesn't display the vertex colors for a Skeletal Mesh. This viewmode works fine for Static Meshes. There is also no option to display the Vertex Colors ...
Painted Vertex Color on Meshes in BPs do not save when Movie is generated from Matinee
Tools - Jun 16, 2015When you render out a movie from a Matinee, the painted Vertex Colors on a Blueprint does not render, the meshes in the Blueprint revert to imported vertex color. Also Reproduced in 4.8.0 and Main ...
The Tint setting under style for the slider bar in UMG does not appear to have an affect on the color of the widget
UE - Editor - UI Systems - Sep 4, 2015Changing the Slide bar Color/Slide Handle Color will change the color of the Slider widget. However when changing the "Tint" settings under style, there does not appear to be any color change. ...
Nanite meshes are lit differently in Actor Colorization view modes than non-Nanite meshes
UE - Graphics Features - Nanite - Aug 28, 2024When the Lit > Actor Coloration > Affects Navmesh or other Actor Coloration mode is used, Nanite meshes apply lighting differently than non-Nanite meshes which can make it difficult to use the Actor ...
Using Paint Verticies Single Color Node More Than Once Crashes Dev Build
UE - Graphics Features - Jun 10, 2016[UPDATED INFO] After some testing I discovered that using the "Paint Vertices Single Color node" on event tick is what is causing the issue. Using this node with event begin play will not crash. Th ...
Folders in the content browser lose their color after being renamed
UE - Editor - Content Pipeline - Content Browser - Apr 18, 2019Changing a folders color in the content browser does not stay if the folder is renamed. Changing the name back will result in the color changing back as well. ...