FSlateApplication GetUserFocusedWidget (and others) needs bounds checking

(see udn link)
GetUserFocusedWidget can crash when a player disconnects their controller as the index into the array goes out of bounds.

HasUserFocus, HasUserFocusedDescendants may also have similar issues.

Fix UE-51650

i have this problem UE4CC-Windows-58DC12AF4B97F057BD108FBFF569B2E9_0000

I am not able to find world outliner how to enable it?

Delay nodes occasionally don't fire the "Completed" output in a nativized build

I can't open my map from the editor.

Undefined sysmbol: typeinfo for AActor when cross-compile linux dedicated server on windows

When I open UE4 4.24.3 it appears that. Does anyone know how to solve?

Installer 4.10 failed with error code R-1603

Bonjour j'ai un petit problème c'est que je ne vois plus l'onglet "scability" pour changer les graphismes de uefn et j'ai pas trouvé l'option pour le faire revenir ?

My map looks so rigged because part of the skybox is missing it says "Your scene contains a skydome mesh with a sky material but it does not cover that part of the screen