Unreal Engine Issues

Texture Sample Parameters cause error when used in Make Material Attributes Material Function

When creating a Material Function for the use in a Layered material setup using the Make Material Attributes Node, you cannot use a Texture Sampler Parameter. Also Reproduced in Main Promotable-CL- ...

Specular Highlight Much Stonger/Larger In Forward Shading

In forward shading specular highlights appear to be much larger for very smooth materials in contrast to the deferred shader. In 4.14.3 the specular highlights were displaying correctly in forward s ...

Crash using Custom HLSL Node with Empty Shader Directory

A crash is occurring when adding an empty shader directory when using the custom node within the material editor. This crash is preventing some users from opening their projects that use this workfl ...

Decals not captured in environment reflections

Decals are not being captured by environment reflections. Last working in 4.20.3 ...

Attaching a removed Actor in Sequencer causes a crash

This is a regression from 4.23.1 (CL-9631420) where Sequencer just displayed the re-attached binding in yellow text instead of crashing. The user suggests that the deleted actor should be removed fr ...

SetVectorParameterValueOnMaterials In Construction Script Not Working in Packaged Game

Set Vector Parameter Value on Materials doesn't seem to have an effect in packaged games if used in the construction script. Using it on Begin Play works as expected. This did not occur in 4.14.3. ...

Material Instance Parameter Values Reset When Renamed

Per Licensee: We would like to change some of their parameter names, however when renaming a parameter, its value in all of the corresponding material instances resets to the base material default ...

VCAM 2.0 - No signal on iPad from Mac OSX

UDN case link with this ticket [Link Removed] ...

Absolute World Position not returning the correct values in post process material after Temporal Upscale

Regression: "Object Position" node in Light Function materials did not compile up to UE 5.0. Starting with 5.1, it compiles but outputs garbage values

Up to UE 5.0, when the "Object Position" node is used in the Material Editor as part of a material with Light Function domain, attempting to compile the material results in the following error: "[SM ...