Unreal Engine Issues
Unreal Engine Issues
FXAA doesn't work if you replace the tonemapper with a material postprocess
UE - Graphics Features - Sep 1, 2016As reported on UDN. If using a custom postprocess which replaces the tonemapper, FXAA doesn't work. ...
[AI] Area Class to Replace does not work on SplineNavModifierComponent
UE - Runtime - Character - Jun 16, 2025The SplineNavModifierComponent does not have the same behavior as regular nav modifier components where the modifier can specify that it only replaces a given NavArea class. Setting the area class t ...
Imprecise Rotation Values produced in the Details Panel when using the Rotation Widget in the Viewport
Tools - Mar 29, 2016Starting with an asset (static mesh for instance) with a precise rotation value (such as a whole number) in the details panel will result in a imprecise, slightly fractional off value when rotated ...
Adding Components via Editor Utility Widgets does not add component to Details panel
UE - Framework - Blueprint Editor - Nov 14, 2022Using the Editor Utility Widget to add components to objects in UE does not appear to function as expected. I reproduced this 8/8 times in UE 5.1, 5.0, and 4.27, confirming that this is not a regres ...
UMG: Sprites don't pick a default size when selected for a brush
UE - Editor - UI Systems - Aug 2, 2016Sprites don't adjust the default size of a brush when selected for a UMG brush. ...
Render Target as Material Image in UMG is Clipped when setting Fullscreen in Standalone (Alt+Enter)
UE - Editor - UI Systems - Jun 1, 2015Render Target Material is clipped as an Image within UMG when attempting to set to fullscreen while playing in Standalone mode. The interesting thing I noticed about this bug is that the issue is n ...
The Category setting for widgets return to "Default" after compiling
UE - Editor - UI Systems - Aug 18, 2015When setting up categories for your widgets in the Event graph the categories will revert back to default after compiling the blueprint ...
Unreal Studio: Multi User Viewer Template Menu: Next Arrow Bug
UE - Anim - Sequencer - Oct 11, 2018"There's a bug with the menu where you cant get to the next step (server browser or host) when you have a VR headset plugged and available. The "Next_Btn" button is greyed out on the last step. You ...
Crash when using save all, when there is a 3D widget on an invisible sublevel
UE - Editor - UI Systems - Jul 6, 2016Crash when using save all, when there is a 3D widget on an invisible sublevel ...
Widget displays darker image in Mobile preview and device
UE - Editor - UI Systems - Jun 12, 2015In mobile preview and device, UMG displays way darker image than in the editor. ...