[CrashReport] Crash on Linux - FShaderCompilingManager::LaunchWorker()

UE - Graphics Features - Jul 14, 2017

This is a common crash affecting users on Linux. No additional information is available. ...

[CrashReport] Crash after enabling the 'Composure' plugin

UE - Graphics Features - Jul 11, 2017

This crash occurs in the 4.17 Preview 1 Binary editor after enabling the Composure plugin. User DescriptionsEnabled the Composure plugin (and restarted editor) in 4.17 Preview 1 ...

Landscape GrassType does not have the option to exclude Decals

UE - World Creation - Worldbuilding Tools - Foliage - Feb 8, 2016

Landscape grass type lacks the option to disable decals from affecting it. ...

Projects cannot be built and opened in DebugGame from the commandline

UE - Foundation - Core - Oct 16, 2017

Code projects in 4.18 cannot be opened in DebugGame from the commandline. REGRESSION: Yes. This worked successfully in 4.17.2. The attached log is from 4.19. The log for 4.18 was similar. ...

Graphic Artifacts on AMD GPUs When Mesh is Scaled to Large Size

UE - Graphics Features - Apr 5, 2018

This issue has been observed in 4.18.3 as well as 4.19. See attached screenshot showing scene from 4.18 on Nvidia, compare to attached GIF showing same scene on AMD card. ...

Game start slowing down when there are more than 10 sprites in the level

UE - Gameplay - Paper2D - Apr 10, 2018

Sprites seem to be drastically affecting FPS in 4.19 projects on Mac devices. ...

Owen's leg intersects his jacket on ContentExamples Animation map

Docs - Samples - Aug 19, 2016

Owen's leg can be seen sticking through his jacket on station 1.4 of ContentExamples Animation map. ...

The layer option for grid panels do not appear to be having an effect on draw order

UE - Editor - UI Systems - Feb 1, 2016

It appears that users are unable to order widgets within a grid panel so as to set what widget that would like to be in the front. The layer option in the details panel says that it affects draw ord ...

[CrashReport] Fatal error: Cast of nullptr to Actor failed - UE4Editor_CoreUObject!CastLogError()

Tools - Jul 19, 2017

This is a common crash affecting users in 4.16, and has been occurring since at least 4.14. It has affected more than 400 unique users, unfortunately they have provided little information. User Des ...

Creating a new collision preset changes the collision of the capsule for third person character blueprint

UE - Simulation - Physics - Jan 7, 2020

Creating  a custom collision preset changes the collision of third person characters capsule component.  Tested in: 4.23.1 CL#9631420 4.24.1 CL#10757647 4.25 CL#10889200 ...