Attempting to connect to Perforce source control causes a crash

Tools - Oct 16, 2015

Selecting Perforce from the list of source control options will cause the editor to crash. Crash Reporter [Link Removed] May also be the same as: [Link Removed] REGRESSION? Yes. Issue did not occ ...

Crash when Rendering a Sequence at resolutions higher than 4K with DX12 and Ray Tracing Enabled

UE - Rendering - Architecture - RHI - Jul 2, 2019

The Editor will crash when rendering a sequence at 7680x7680 with dx12 and ray tracing enabled. Found in 4.22 CL# 7053642, 4.23 CL# 7208101, 4.24 CL# 7210422 ...

Blueprint Interface Implemented and Inherited Interface naming is reversed

UE - Gameplay - Blueprint Editor - Nov 4, 2022

Naming for Inherited Interfaces and Implemented Interfaces is reversed in 5.1 and Main. Inherited interfaces act like implemented interfaces, and inherited interfaces appear listed under Implemented ...

Virtual Joystick inactive opacity ignored when Prevent Recenter is on

UE - Platform - Mobile - Nov 30, 2016

Using a touch interface with Prevent Recenter set to true prevents the joysticks from fading to their Inactive Opacity setting. Regression?: No This also occurred in 4.13.1 ...

Mac Crashing on Editor Launch

UE - Graphics Features - Sep 24, 2015

User reporting he is crashing when launching the Editor "This is a 4.9.1 binary build (latest), I can't give you the exact version because it crashes on the initialisation stage at 0%. The system i ...

Instanced sub-object property values get out of sync between parent and child Blueprints

UE - Gameplay - Blueprint - Jun 17, 2016

Also, another, possibly related symptom that should be looked into alongside this: Possibly related: 1. Set InlineObject to null on both character. 2. Assign new Inline Object to InlineObject on Ba ...

Numpad + Shift does not release keystrokes

UE - Gameplay - Input - Nov 9, 2021

The combination of Numpad + Shift seems to have various problems. https://answers.unrealengine.com/questions/899468/what-is-the-issue-with-shift-num-key-combinations.html  Regression No, according ...

Ray Traced Reflections Get Darker The Higher The Rougness Value is for Metallic Materials

UE - Graphics Features - Lumen - Jun 11, 2019

Instead of reflecting an average color of the surrounding, reflections become black with increased roughness values. Found in 4.22 CL# 6574378 and 4.23 CL# 6925347 ...

The Percentage doesn't work with sheared ProgressBar Widget

UE - Editor - UI Systems - Jun 24, 2019

Translating the shear of Progress widget on the -Y causes the percent bar to not move correctly. Tested in 4.22.3 (CL - 7053642), 4.23 (CL - 7173969), 4.24 (CL - 7032890) ...

Subsurface materials display dark lines in the middle of the viewport

UE - Graphics Features - Dec 8, 2017

AMD gpus are displaying an issue with subsurface materials. Dark lines appear on the material that run through the middle of the viewport, (See screenshot attached). This was seen on AMD drivers 17. ...