State Machine Variable Type Icons Display in the Color White

UE - Anim - Runtime - May 4, 2022

Occurs 5/5 times State machine variable type icons all display in the color white.  Regression does occur - tested in //UE4/Release-4.27.2 EGL Live @ CL18319896 ...

Client is unable to Server Travel with the host when Seamless Travel is disabled

UE - Networking - May 5, 2022

Client is unable to Server Travel with the host when Seamless Travel is disabled. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and the client is able to join in, it is a regress ...

Palette panel favorites category no longer stores more than 1 favorite at a time

UE - Editor - UI Systems - UMG - May 10, 2022

This is a regression from 4.27.2 CL18319896 The favorites category within the User Widget's palette no longer stores more than 1 favorite at a time. Each time a new favorite is starred it replaces ...

Data Validation Is Not Detecting References Correctly in Third Person Template When Assets Are Migrated

UE - Editor - May 12, 2022

Occurs 5/5 times Data Validation is not detecting soft references correctly in the TPS template.  Regression does occur as tested in //UE4/Release-4.27 @ CL 1831986 EGL Live. ...

Scene Capture Cube causing distortion with Water plugin enabled

UE - Graphics Features - May 11, 2022

The viewport of a SceneCaptureCube with CubeRenderTarget attached while having a large body of water on the screen causes some video distortion.  While this does not occur in UE 4.27, the view is s ...

Fatal Error when setting S RGB to true on a Texture 2D from a Render Target Create Static Texture Editor Only node

UE - Texture - Jun 6, 2022

This is a regression. Tested in //UE4/Release-4.27 CL#18319896 Fatal Error when setting S RGB to true on a Texture 2D from a Render Target Create Static Texture Editor Only node. ...

Opaque material assigned to a Material Billboard attached to a Pawn renders differently against the Sky/Infinity when moving

UE - Rendering Architecture - Materials - Aug 16, 2022

This is a regression. Tested in //UE4/Release-4.27 CL18319896 Opaque material assigned to a Material Billboard attached to a Pawn renders differently against the Sky/Infinity when moving. Tested ag ...

[AI] Area Class to Replace does not work on SplineNavModifierComponent

UE - AI - Navigation - Jun 16, 2025

The SplineNavModifierComponent does not have the same behavior as regular nav modifier components where the modifier can specify that it only replaces a given NavArea class. Setting the area class t ...

VREditor: Crash in VR Mode when interacting with motion controller menu

UE - Editor - Workflow Systems - Sep 27, 2017

The editor is crashing when interacting with the VR Mode motion controller menu. So far this has only been tested on Oculus. I got this to occur in a blank project as well when in VR Mode, by movin ...

D3D HUNG crash - FD3D11DynamicRHI::RHIReadSurfaceFloatData()

UE - Graphics Features - Jan 18, 2017

This is one of the widespread D3D Hung crashes that have existed since 4.14. This particular callstack has affected around 300 users. The issue has been successfully reproduced on a home PC. Dxdi ...