Unreal Engine Issues

SSR Experimental Denoiser crashes when enabled using Vulkan

Enabled the SSR Experimental Denoiser using Vulkan causes the Engine to crash. This crash does not happen with DX11 or DX12. This happens on Linux and Windows (-vulkan). This was reported and teste ...

Particle memory can be corrupted leading to a crash

Deferred decals with negative scale are not rendered on screen

Decals that have a negative scale are invisible in the level. This occurs across all engine versions tested. 4.10 - 4.12. ...

Automotive Photo Studio Template project renders custom render passes incorrectly

Renders with a custom render pass from the level in the Automotive Photo Studio Template are incorrect. They appear to be affected by auto exposure.  ...

Shader Complexity not working correctly on Deferred Decals

If you place a deferred decal in the world and then set the view mode of the viewport to "Shader Complexity", the decal doesn't affect the complexity value. ...

Static lights turn off after building lighting

Lights set to static will disappear after building lighting. This is not a regression due to it occurring in 5.0 Early Access. ...

Mesh Paint Mode Hotkeys Invalid

In the Mesh Paint Mode in UE 5.1, the keyboard shortcuts to change the brush (size, falloff, etc) are not working. ...

Thin Translucent rendering output is different on UnrealEditor/PC and PS5 with Ray Tracing enabled

Reported from UDN With RT Translucency and Reflections enabled, Thin Translucent rendering is incorrect on PS5 in UE 5.3 ...

Font outlines do not multiply color and opacity from parent widgets

We don't currently multiply by the parent widget's color and opacity when calculating the color and opacity of a text block's outline. Since color and opacity are precalculated before the outline is ...

Crash with Gear VR when using splash screen

Crash with Gear VR when using splash screen. The app appears to crash when trying to call the splash screen. ...