Unreal Engine Issues

A non moving looping camera sequence flickers.

There is a small flicker on a looping single camera sequence where the camera doesn't move. Because the camera is static, you would not expect to see a flicker in lighting conditions. ...

Frame snapping does not work in AnimNotifyPanel

When snapping for frames is turned on, dragging an anim notify state does not result to being snapped on a frame. ...

Inconsistent events triggered by FlushProcessedKeys during keyboard hold input

Key repeats from the OS do not affect the EnhancedInput normally, but it causes inconsistent event triggers when FlushProcessedKeys is called with holding a keyboard key down. Removing references t ...

World position offset (WPO) and nanite enabled causes shadow of complex static mesh actor to be deformed at a specific distance

Context / Problem: Complex static mesh actors with nanite enabled and Evaluate World Position Offset (WPO) enabled works together except for a specific distance where the shadow is deformed and sort ...

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 ...

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 ...

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 ...