Unreal Engine Issues

Can't update thumbnail of Texture 2D Array asset when upate source texture resource.

Texture2DArray asset thumbnails are not reflected when the source file texture is changed. Once a Texture2DArray asset is opened and loaded, the thumbnail will follow any subsequent source file upda ...

FMath::Eval ignores groupings while solving

This is not a regression. Tested in //UE5/Release-5.0 CL20979098 FMath::Eval ignores groupings while solving problems. This has caused some confusion with users who are expecting the groupings to b ...

Slow while replacing actor in large open world

Licensee: "Content creators from my team have reported that when they replace actors in an open world it can take more than 10 seconds. This is with several thousand actors loaded in the world. On m ...

Investigate TSR for translucency with dithered opaque

[Link Removed] ...

Mesh paint erroneously selects occluded vertices when multiple meshes selected

Licensee reports that occluded vertices are picked in mesh paint when multiple meshes are selected. Since we use line tracing + math to determine the target vertex in mesh paint mode, rather than h ...

[AI] Investigate checking if Owner is an AIController in EnvQueryTest_Pathfinding to get default NavQueryFilter

BTTask_MoveTo and EnvQueryTest_Pathfinding don't use the same pattern to obtain the NavigationFilter to be used if the filter is not set. The BTTask_MoveTo uses the controllers GetDefaultNavigationF ...

The == and != symbols of the 'Not Equal(Enum)' and 'Equal(Enum)' are obscured

This is not a regression this has existed since as early as 2015(seen screenshot: [Link Removed]). Tested in //UE4/Release-4.27 CL18319896, and //UE5/Release-5.0 CL20979098 As user reported the == ...

[UDN] Static array of UObject pointers gives x3004 error in Material Editor.

Ctrl key Transform Sensitivity Control Conflicts with RMB Viewport Controls

When you hold down Ctrl key in the viewport set to Perspective mode, you can transform the selected actor(s) without having to actually click the transform gizmo. So Ctrl+LMB transforms on the X axi ...

Nanite Meshes appear to glow with Skylight stationary mobility

[Image Removed][Image Removed] ...