Hot reload causes placed actor to lose variable references

Core - Hot Reload - Nov 9, 2017

Preforming a hot reload causes placed actors to lose code based variable settings. More repro steps: 1. Open UE4Editor.exe 2. Create a First Person Code project 3. Build the project for Developme ...

[CrashReport] GPUCrash - exiting due to D3D device being lost - D3D Hung - Nvidia

Rendering - May 14, 2019

Separating UE-51650 into Nvidia and AMD tickets.This ticket will house Nvidia information Exported data on 5/14/2019 with following Query:1 Month Time FrameMajorVersion is 4.22.1Callstack Contains ...

Niagara effects do not display as expected VR when using instance stereo

XR - Aug 12, 2019

When using instance stereo it appears that Niagara particles do not render as expected in VR ...

Get Location at Distance Along Spline returns inaccurate information

Tools - Mar 7, 2016

Get Location at Distance Along Spline returns inaccurate information. The distances between locations seems to change without pattern along the spline path between two spline points if the spline po ...

Screen tearing with ARKit enabled applications

XR - Oct 9, 2019

Screen tearing occurs when navigating the device around the AR space. ...

Control Rig does not apply when launching Standalone

Anim - ControlRig - Apr 4, 2019

Control rig not applied when launching in standalone Confirmed in 4.23 Main @ CL 5728426 (Differences in control rig nodes noticed in 4.23 (Executeable, ApplyFK not accessible via context menu, no ...

Character standing on physics object causes severe glitches

Physics - Apr 12, 2019

Trying to stand on an object with physics enabled using the default third person template causes some very weird behavior. The object and character will jitter wildly and launch either one far away. ...

Selected Objects Turn Pink in Lightmap Density View Mode

Rendering - May 17, 2019

Selected Objects Turn Pink in Lightmap Density View Mode. Works as expected in 4.21 CL# 4753647 Found in 4.22 CL# 6063286 and 4.23 CL# 6395561 This is a regression. ...

Subcomponents of classes do not show up in BP hierarchy

Gameplay - Blueprint - May 8, 2015

If a custom component creates another component in code, the second component does not appear in the hierarchy inside the blueprint menu. It does appear in the hierarchy for an instanced version of ...

Wheeled vehicle movement is jittery on clients

Physics - Jan 29, 2019

Vehicle movement is jittery on clients. This is most apparent when turning while driving. This was also tested in a packaged game with local multiplayer setup. Regression?: Yes This does not occur ...