Crash rendering image sequence if the Sub-Level with matinee is not loaded

Tools - Apr 15, 2016

Crash rendering image sequence if the Sub-Level containing the matinee is not loaded. This seems to go away if the level is either set to "Always Loaded". Seems to be a result of people not switch ...

Blueprints break when implementing a duplicated BP interface along with the original

UE - Framework - Blueprint - Mar 1, 2024

When duplicating a blueprint interface, the GraphGuids of the original BP interface's function graphs are unchanged: function graphs across the two BP interfaces now have the same GraphGuid. This is ...

Adding a new widget class to a 3D widget causes a crash

UE - Editor - UI Systems - Jan 2, 2015

When clicking the button to add a new class to a widget component via the [+] button the engine will crash ...

UnrealMatch3 backgrounds not scaling correctly

Docs - Samples - Aug 4, 2016

The backgrounds for the interactive buttons have seemingly scaled down in the 4.13 engine version. The button icon themselves seem to have been unaffected. Screenshot comparisons included ...

After focus has switched to UMG the Arrow keys no longer function for moving the character until the user has return focus to the game

UE - Editor - UI Systems - Sep 17, 2015

If the user clicks a button they cannot move their character with the arrow keys. ...

Project Launcher Back Icon Disappears when 'Use Small Toolbar Icons' is Enabled

Tools - Mar 31, 2015

With 'Use Small Toolbar Icons' checked in the 'Editor Preferences', the 'Back' button within the 'Project Launcher' disappears. The expected would for the button to get smaller and not vanish entir ...

Interactions in the Menu are not working as expected in VRTemplate

UE - Platform - XR - Nov 17, 2022

Interactions in the Menu on VRTemplate (and I suspect that style of menu interaction in general) do not function as expected. This issue was reproduced several times (5/5), both with a VR headset an ...

Widget components contents appear to be offset when it comes to interacting with them

UE - Editor - UI Systems - Sep 4, 2015

When trying to click on a button or other widget within a 3d widget component the user is not able to do so. There appears to be an offset. ...

UGameUserSettings::ValidateSettings fails to wipe GameUserSettings.ini

UE - Framework - Mar 4, 2025

When changing the version in UGameUserSettings, the expected behaviour is that GameUserSettings.ini will be wiped/delete and then regenerated. The actual behaviour is that within the ValidateSetting ...

Windows 64 bit option greyed out for shipping

When packaging your project for shipping, the windows 64 bit option will be grayed out. I also tested this issue out in main (2455917) and the option is able to be selected but with the 4.7.2 (246 ...