Unreal Engine Issues

MakeEditWidget doesn't work with the blueprint editor viewport

Using the MakeEditWidget specifier inside a UPROPERTY macro and creating a blueprint based on the class will show the translation gizmo inside the main editor viewport but the gizmo will not show up ...

MakeArray wildcard node gives a compilation error when being used in a Blueprint Macro.

There is an error with the SmartMacroInterface, where you can't use an empty wildcard "Make Array" node. This error makes the blueprint not compile and the macro unusable. Disabling the bUseSimpleWi ...

Input event bound to a widget are not triggered after the widget is recreated

The enhanced input events defined on the widget will no longer be triggered after the widget is recreated. Until the widget is added with AddToViewport, input events will be triggered correctly. If ...

ExposeOnSpawn pins no longer read default values from the linked class

This is technically a regression that was introduced in 5.5. This was intentionally changed in order to address a separate issue [Link Removed]. Additionally, this makes it explicit that the exposed ...

SSourceControlChangelistsWidget : hitting the checkf for duplicate uncontrolled items in OnRefreshUncontrolledChangelistWidgets

A checkf can fail in SSourceControlChangelists.cpp with the message: The same uncontrolled item was visited twice. It is likely present in more than one uncontrolled changelist This has been addre ...

Regression - Nav mesh is not generated on BSP brushes after loading a map

In UE 5.5, when loading a map and selecting "Build – Build Paths", the nav mesh is not generated on any BSP brushes (although it is correctly generated in static meshes). This did not happen in earl ...

UEditorUtilityWidgetBlueprint has state (RegistrationName, CreatedUMGWidget) that assumes a single registration at any time, when in fact multiple tabs can be registered and concurrently sharing this object

VisualizeTexture with the BMP flag causes a crash when any mip over mip0 is requested

When a mip level higher than 0 is requested in VisualizeTexture, the engine will crash. The root cause appears to be VisualizeTexture.cpp:924, on which an incorrect mip level is used to read a non-m ...

Dragging and dropping multiple notifies does not place all notifies in intended areas.

When dragging multiple (tested with 4) notifie states there are a few issues. On Drop: Some notify states do not land on the correct track. On Drag: The notify states do not line up with their cor ...

Assert / crash resolving TSoftObjectPtr when exiting PIE

The main landscape actor's outer level's WorldSettings gets nullified by GC on PIE end, which leads to this problem. For some reason, this only seems to occur with the attached custom game mode : it ...