World Composition Browser sublevels register as edited/needs to be saved when levels browser is closed and reopened

UE - LD & Modeling - Terrain - Landscape - Mar 13, 2015

Sublevels appear dirty when the level browser is closed and re-opened. ...

Cast nodes compile without warning when no object is selected/passed in

UE - Gameplay - Blueprint - Jan 8, 2015

Cast nodes compile without warning when no object is assigned to the cast nodes object input pin. ...

Set Timer node does not stop the timer if it is set to zero by the Custom Event

UE - Gameplay - Feb 20, 2015

Set Timer node does not stop the timer if it is set to zero by the Custom Event. This is also true if Set Timer Delegates are used. ...

Altering Player Controller in Gamemode resets upon reloading project

UE - Gameplay - Blueprint - Nov 26, 2014

If a user sets the player controller to a custom Player Controller inside of a gamemode, then compiles, saves, and closes both the blueprint and the editor. Upon reloading the player controller in t ...

NetMulticast and BlueprintCallable C++ functions reportedly have incorrect parameters

UE - Networking - Nov 7, 2014

Bug report from AnswerHub. Need to figure out why C++ functions tagged NetMulticast and BlueprintCallable send the wrong paramters to some clients. ...

unusual occlusions when taking high-res screenshots

UE - Graphics Features - Dec 15, 2014

Unusual ghosted images/occlusions appear on highres screenshots ...

Clicking a link from an unconnected reroute node compile error switches focus to the Level Editor tab

UE - Gameplay - Blueprint - Dec 21, 2014

Empty reroute nodes lead to an error on compile with links that switch focus away from the BP Editor tab and onto the Level Editor tab when clicked. ...

When running multiple clients in PIE the second player's inputs become toggled every tick when setting Input mode Game only on tick

UE - Editor - UI Systems - Slate - Jul 9, 2015

A user has found that setting input mode to game only on tick will cause the client in PIE to toggle their inputs on and off every tick. If this test is run with a single player the inputs are const ...

Blueprint 'Select' node: nodes connect to all input pins are evaluated while only one input is needed

UE - Gameplay - Blueprint - Aug 15, 2015

Originally marked Won't Fix in 2017. Issue reopened on May 1, 2024. All inputs of a Select blueprint node are evaluated, even though in the end only one value is selected. This is wasteful work. ...

tvOS becomes non responsive after killing a launched on app from Mac

UE - Platform - Mobile - Sep 28, 2016

tvOS locks up with the following message being repeated in the device log:Sep 28 10:27:50 Apple-TV-Joey UE4Game[610] <Notice>: [2016.09.28-14.27.50:752][188]LogHttp:Display: Sleeping 0.5s to wait fo ...