Unreal Engine Issues
Unreal Engine Issues
Crash during shader compilation when r.Shaders.Optimize=0
UE - Rendering Architecture - Shaders - Mar 11, 2024The primary shader crashing is "FVisualizeLumenSceneCS" which I've put in the callstack section, but I think this is more likely a binding problem as I'm also see the following crash with cloud shad ...
Circularly Dependent Stacked GE Attrib Mods will be out-of-sync on Client/Server
UE - Gameplay - Gameplay Ability System - Mar 7, 2024Water reflections and GI flicker in 5.4 and 5.3 (fine in 5.2)
UE - Graphics Features - Mar 7, 2024Since 5.3 customers have been reporting flicker with water surfaces, demonstrating that in 5.2 this flicker is not present. [Link Removed] ...
SAnalogSlider moves slowly when step size is large
UE - Editor - UI Systems - Slate - Mar 6, 2024SAnalogSlider calculates FastestStepTime by multiplying the step size value by a constant, resulting in high numbers for larger step sizes. This gets lerped from 1 and used as the repeat time, resul ...
PostLoadGroup can cause materials to cache GWhiteTexture into uniform expressions
UE - Rendering Architecture - Mar 6, 2024It may occur that during loading screens, materials using material layers will load with GWhiteTexture before the real textures are ready. This seems to be because of a race condition due to PostLoa ...
Certain Niagara particles can disappear after switching to the debug cam
UE - Niagara - Mar 4, 2024Rewind Debugger doesn't work as expected when PIE net mode is set to Listen Server
UE - Anim - Gameplay - Mar 4, 2024RenderTrace fatal error, shader expected a uniform buffer at slot 1...
UE - Rendering Architecture - Mar 4, 2024RenderTrace plugin does not appear to have been updated for a change that moved the GPUScene out of the View buffer to its own uniform buffer. (CL 24027890) The test project is based on FirstPerson ...
Recent change to Material Expression code missing a case for "exp2" function in switch (cpp)
UE - Editor - Content Pipeline - Datasmith - Mar 4, 2024The function "FMaterialDerivativeAutogen::GetFunc1ReturnType(...)" does not have a case for "EFunc1::Exp2". Also found in Release-5.4, CL: 331987674 ...