Unreal Engine Issues

Nvidia DLSS plugin causing crash in PIE

The editor is crashing with the 5.1 Nvidia DLSS plugin enabled after performing PIE. This issue is occurring in Binary //UE5/Release-5.1 at CL 23901901 This issue is NOT occurring in Binary //UE5/ ...

Rotation popping when attaching the negatively scaled hand mesh of a motion controller the child of a box collision component (left hand)

The left hand in the VR template appears to pop as it rotates when assigning the mesh for the motion controller a parent that is a box collision component. This does not appear to affect the right h ...

Landscape surface type always return "Default"

The behavior in this bug is a little odd since it is not present in any project that is upgraded to 4.24.1 (CL-10757647), but only those that are created directly in 4.24.1. The behavior is also a l ...

Textures become darker on BSPs when converted to a Static Mesh using Baked Lighting

A BSP converted to a Static mesh shows a much darker texture material when built with Static/Baked lighting. This was reported and tested in 4.24.1 (CL-10757647). This was reproduced in 4.23.1 (CL ...

Crash when referencing GearVRController

SamD and I noticed that in 4.17 the GearVRController component wasn't appearing in searches in the editor. This crash doesn't occur in 4.16.1 ...

[CrashReport] UE4Editor-Kismet.dylib!FTabInfo::OnMouseDownHisory(FGeometry const&, FPointerEvent const&, TWeakPtr<SMenuAnchor,()

This is a common crash affecting Mac users in 4.16. It has occurred since at least 4.13 ...

HTML5 - View is incorrectly drawn

The view in a packaged HTML build will not draw the game view as the entire view space, neither in custom sized window nor fullscreen. ...

Ensure when running AutomationDriver tests - Ensure condition failed: UserRegistry.RegisterUser(MakeShared<FGenericAccessibleUser>(FGenericAccessibleUserRegistry::GetPrimaryUserIndex()))

Texture Group MaxLODSize doesn't recognize changes to WorldNormalMap in DefaultDeviceProfiles.ini

When trying to change the MaxLODSize using DefaultDeviceProfiles.ini, some of the groups scale but others don't. This was reported and tested in 4.23.1 (CL-9631420). This was reproduced in 4.22.3 ...

Inverted normals with Datasmith .STP import

When importing this .stp file through Datasmith, the normals are inverted upon import. Attached are screenshots of the normals in AutoDesk Alias and McNeel Rhino. This was reported and tested in 4 ...