Unreal Engine Issues

EPixelFormat::PF_R16_SINT does not render correctly for textures

Creating a UTexture2D the following way does not properly process gradients in the texture: ------ bool Atexture_test_actor::LoadRawFileTest( /* output */ UTexture2D*& image) { TArray<short> v ...

"Texture Streaming needs to be rebuilt" message appears in default level

When opening the default level, the user can see a "Texture Streaming needs to be rebuilt" for the level. ...

Unable to summon Preview Scene Settings from Viewport menu

REGRESSION: Yes, does not occur in 4.17.2 User is not able to summon Preview Scene Settings from the Viewport Menu. Still works if the user selects it from the Window > Preview Scene Settings opti ...

On Mobile only: CullDistanceVolume doesn't work if put it in a Persistent level using World Composition

On PC no problem;CulDistanceVolume in Sub levels, no problem;Regular level streaming by blueprint instead of using World Composition has no problem Expect: CullDistanceVolume should work in Persisten ...

Material Editor: Material Expression Constant Node Preview Incorrect Color

Enabling window animations causes dropdown menus to flicker and become unselectable

Not a regression as I was able to repro this in 4.25.4 The bug doesn't occur every single time, you may need to try disabling/re-enabling the setting and/or clicking on the menu dropdowns a few tim ...

RectLight SourceTexture quality degredation when re-enabling

Cannot set background color for UI Domain material preview

Unable to load XMPP module warning upon opening the editor

The following unable to load module XMPP warning appears in the output log when opening UE4Editor LogModuleManager:Warning: No filename provided for module XMPP LogModuleManager:Warning: ModuleMan ...

Odd rendering in editor when resize windows

REGRESSION No When resizing editor windows, the user can see odd rendering around that window. It renders white and it takes a moment to catch up to match the user resizing it. This was seen with ...