Static Mesh Component Scale Displays Incorrect Values on Static Meshes as Scene Roots

UE - Gameplay - Blueprint - Mar 8, 2016

Static mesh components incorrectly display scale information through the Detail's Pane and Blueprint editor window until simulation is pressed. This occurs if the static mesh component is moved to t ...

HDR Cubemaps Do Not Reduce File Size When Packaged Using ASTC Format

UE - Platform - Mobile - Mar 15, 2017

Currently HDR Cubemap textures aren't getting compressed when packaging for Android(ASTC). You can compare the file size of a packaged project before and after adding cubemap textures to verify this ...

Refraction broken when using material function

UE - Graphics Features - Aug 10, 2021

Licensee has provided a BP workaround ...

ScreenshotCapturedDelegate is never called in HDR

UE - Platform - Console - Nov 21, 2025

In UGameViewportClient::ProcessScreenShots, when bHdrEnabled is true, the Bitmap array is never filled (the capture code uses BitmapHDR), so ScreenshotCapturedDelegate is never called for any custom ...

Content Examples: Example 1.6 broken collision - Cloth Map

UE - Simulation - Physics - Character - Apr 26, 2017

Example 1.6 on Cloth Map seems broken. Both Assets clip when twisting when they're supposed to be examples of Self Collision. Regression: Yes Works in 4.15 ...

GameplayEffects: Inherited UAssetTags and UTargetTags do not update their referenced tags correctly with inheritance

UE - Gameplay - Jan 25, 2024

When inherited, it is reasonable to expect the tags added by the parent to be reflected in the children. If the parent is editted after the children, however, tags that are added or deleted are not ...

Ortho near plane clips geometry in Editor Top view

UE - Graphics Features - Aug 9, 2024

When the viewport is in Top (ortho) Lit mode the near plane clips through geometry as you zoom the view in and out. ...

HISM(Hierarchical instance static mesh) has lightmap problem after building lighting

UE - Graphics Features - Aug 5, 2018

HISM has lightmap issues after build lighting ...

Soft Raytracing Shadows are flickering

UE - Graphics Features - Ray Tracing - Feb 18, 2025

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