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

UE - Platform - XR - Mar 7, 2017

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 ...

Shadows render incorrectly on the border of two landscapes

UE - Graphics Tools - Terrain - Landscape - Jan 4, 2023

Regression: Tested in UE5/Release-5.0, issue does not occur so regression is yes This issue appears on whichever side of the first landscape the second landscape is adjacent to. Moving the Directio ...

Launch crashes on Android if device has Wifi disconnected

UE - Platform - Mobile - Mar 10, 2016

Launch On crashes on a Android devices if networking is disabled. This used to work and should not crash. ...

Cannot Include VoiceInterface.h Without First Including OnlineSubsystem.h

UE - Networking - Nov 30, 2016

Including VoiceInterface.h causes compiling to fail until you include OnlineSubsystem.h in the same file. This is not expected because VoiceInterface.h is part of the OnlineSubsystem module which ...

Gear VR Touchpad input broken

UE - Platform - XR - Jul 27, 2018

Gear VR Touchpad input no longer functioning in 4.20 Noticed this appearing in 4.20 logs from device (did not appear in 4.19 logs): LogOcInput: Get touchpad main with data 0.000000 0.000000 Also t ...

virtual texture lightmap crash due to pixel format r8Unorm_srgb in MacEditor

UE - Rendering Architecture - RHI - Mar 4, 2021

Currently r8Unorm_srgb is required by virtual texture lightmap, and the Metal RHI simply forbids r8Unorm_srgb on Mac platform. Since the latest MacOS 11.0+ have the support of r8Unorm_srgb, we shoul ...

Background blur missing with HDR CompositeMode 1

UE - Graphics Features - Jul 29, 2021

UPD: According to Affects Version field, issue reproduces in 4.26, Regression for 4.27 - No. ...

Changing line thinkness causes line to not be rendered

UE - Graphics Features - Apr 27, 2017

When drawing a canvas line item to a render target, changing the thickness of the line to anything other than 0 causes the line to not be rendered if the associated material's blend mode is set to T ...

Scale with Width on Landscape Splines offsets plane mesh on Z axis

UE - LD & Modeling - Terrain - Landscape - Apr 22, 2015

If "Scale with Width" is set on a landscape spline with a plane mesh, the plane will offset on the Z axis. In most other cases, scaling along the z axis does not affect planes. ...

Warning: repairing painted vertex colors due to static mesh re-imports! in ContentExamples

Docs - Samples - May 4, 2017

Not a regressionInfo Repaired painted vertex colors in 0.0s for 2 components in /Game/Maps/Leveldesign_Workflow. Resave map to fix. Warning Spent 0.0s repairing painted vertex colors due to stati ...