Crash after creating a new project

Tools - Apr 29, 2020

User receives a crash at %90 during launch of a newly created project from a fresh install of 4.24.3 and 4.25. The project does not contain any plugins or additional content. Note: User is able to ...

Codeworks fails to install under Ubuntu 18.04 and later

Platform - Linux - Apr 28, 2020

Codeworks is packaged with Unreal engine download from Github, but depends on Libpng12, which is deprecated. Current version of Libpng is Libpng16 ...

Macro input pin creates incorrect widget if the pin is named "self" and the pin type is AActor

Gameplay - Blueprint Editor - Apr 27, 2020

A macro input pin of type actor and name "self" will display an incorrect widget. The widget gives the impression/ visual cue that the macro is going to resolve the pin to `self`, but it's just a st ...

SSR Experimental Denoiser crashes when enabled using Vulkan

Rendering - RHI - Apr 27, 2020

Enabled the SSR Experimental Denoiser using Vulkan causes the Engine to crash. This crash does not happen with DX11 or DX12. This happens on Linux and Windows (-vulkan). This was reported and teste ...

Sequencer Export to FBX file framerate is always 30fps, regardless of playback rate in Sequencer

Tools - Sequencer - Apr 24, 2020

This issue can cause problems for developers who are operating at framerates that aren't 30fps (eg 24).  In Sequencer: [Image Removed] In Maya: [Image Removed] ...

UMG Slider displays long or wrong percentages when Step Size is set to 0.1

Tools - UMG - Apr 24, 2020

When the Step Size is set to 0.1 for a Slider and Slider value is multiplied by 100, it will display weird numbers when moving the slider back from 100%. Changing the Step Size to 1 and changing th ...

Vertex Interpolator causes depth-test to fail

Rendering - Apr 23, 2020

Vertex interpolator (semi-randomly) causes visual artifacts on meshes. This did not happen initially when using or creating this material function but started about 24 hours later but now happens st ...

Bounds location of apex destructible mesh will not be updated when added to sequencer directly from content browser

Physics - Destruction - Apr 22, 2020

Destructible mesh's location will not be updated when added to sequencer directly from content browser, unless two different locations are keyed on the transform track of the mesh. We found the bug ...

No shadow cast after Static Mesh Editor material assignment

Tools - Datasmith - Apr 21, 2020

This is a Rhino file. Shadows are not cast on the Static Mesh after materials are assigned in the Static Mesh Editor. This was reported and tested in 4.24.3 (CL-11590370). This was reproduced in 4. ...

Exporting a UE4 Animation into Maya results in wrong skin weight

Tools - Datasmith - Apr 21, 2020

UE4 Mannequin animations are not exporting/importing correctly into Maya. The right hand is bulkier and the left shoulder is dislocated. This was reported and tested in 4.23.1 (CL-9631420). this w ...