Unreal Engine Issues

FRunnableThread Suspend doesn't work on android

The FRunnableThread::Suspend() function call does not work Android devices Tested in 4.19.2 (CL - 4033788), 4.20.2 (CL - 4302132), 4.21 (CL - 4313833) ...

Massive FPS drops in editor when moving mouse over menu items on Linux

Navigating various dropdown menus in the Editor causes the FPS to drop down to around 25 or 10 in the Viewport on an empty project. This does not reproduce on Windows with -vulkan This issues was ...

Japanese language indention issue when using Size to Content and Auto Wrap Text

PIE with single process starts multiple server windows

Playing in editor with single process starts multiple server windows. ...

iOS launch screen might briefly appear in Portrait before switching to Landscape

Sometimes on the first launch of the game after install, the launch image will be a cropped portrait drawn in landscape orientation, on the left side of the screen, with the top and bottom getting c ...

Physical material Surface Type Does Not Return Name In Packaged Game

When converting a surface type to a string value and printing to screen it will return the display name in PIE and Standalone game. In a packaged project or launched from the editor it will display ...

No additional ticks appear on the timeline when you zoom in

No additional ticks appear on the timeline when you zoom in Regression: YES Worked: 3172292 (4.13.2) Broken: 3249277 (4.14.3) ...

Morph Target Flickers When Toggled and On Collision

-Can not currently open mesh due to lack of skeleton but user sent in his entire project/game so it had to be stripped down due to file size. Message/Email me if the skeleton or entire project is n ...

Setting MaxWalkSpeed(MovementComponent) on server causes stuttering on Client

Client stutters when changing MaxWalkSpeed. Did not occur in 4.18 ...

Second player's screen does not render in Split Screen on Android

The second player's screen in a Split Screen multiplayer session on Android does not render. It remains completely black. This was also an issue prior to 4.15 but was fixed with [Link Removed]. The ...