Unreal Engine Issues

UE4.27.2 Dangling reference and assertion failure in FMaterialShader::GetShaderBindings() in ShaderBaseClasses.cpp

This seems to be a threading issue, as forcing the editor to run single threaded with -onethread makes the assert not reproduce. ...

Noise Material Expression Position Input says it can take a 2 dimensional vector, but errors if you do

[Image Removed] ...

Fbx Exporter: If 2 sections use the same material, one section will have a wrong material in the fbx.

[Audio Modulation]- Modulation of Pitch Destination on a Source Bus with a Parameter Patch affects Volume instead

Stepping in the inner area updates the Control Bus on the Patch, but the Modulation is applied to the Volume destination instead of Pitch. Reproduction rate: 5/5 This also occurs in //UE5/Release- ...

All Megascan asset libraries are missing

All Megascans assets no longer appear in Twinmotion 2025.2 hotfix (46767548). Other libraries do not appear to be affected. ...

Text block blurs when its render transform translation is changed from default to ex: [0.0x, 2.0y]

When creating a new Widget Blueprint in a new project and adding a Text Block, the Text Block blurs when its Render Transform Translation Y-Axis is changed from default to ex [0.0x, 0.0y]. Regressi ...

Grass does not show up when I override the Material of LandscapeComponent.

Regression checked in //UE4/Release-4.26.2 CL 15973114 the issue is not reproduced thee ...

There is a moment of T pause when Post Roll Frames is enabled and snapping is enabled

When I turn off snap, the problem does not occur The problem does not occur in 4.24.3 and 4.25.4 Occurs in 4.26.2 and UE4main ...

Importing low key frame animations with custom attribute curves have their keys offset affecting pose asset generation

When creating a pose asset based on an animation and curves with a low number of keyframes if you switch between the pose assets poses, the curves will not be correctly timed with the animation beca ...

Color changing through material parameter collection in a emissive material will not affect lightmap baking, unless recompile the material.