Convert Actor option is grayed out and not selectable. (ConversionRoot metadata not found)

UE - Foundation - Core - Jun 4, 2015

The 'Convert Actor' option in the details tab of brushes does not function. The option is grayed out and not selectable. Note for Core: This button works by looking for the ConversionRoot UCLASS m ...

Dragging and dropping a button into the designer tab of a widget blueprint in 4.8 will crash the engine

UE - Gameplay - Blueprint - Feb 2, 2015

If a user tries to add a button to the designer tab of a widget blueprint the editor will crash. ...

Crash When Curve Editor is on When Animating Button Transform in Widget Blueprint

UE - Editor - UI Systems - Mar 18, 2016

In a Widget Blueprint, after animating a button to transform vertically (possibly other directions) with the Curve Editor active, engine will crash upon creating a second animation. ...

Could not delete reference in specific level sequence

UE - Anim - Sequencer - Jun 12, 2018

Could not delete reference in specific level sequence. It seems to be a soft reference because it becomes a reference for pink color, but I do not know where it is being referred. ...

Nativized widgets that include a custom button cause a crash if Event Driven Loading is enabled

UE - Gameplay - Blueprint - Aug 3, 2018

Nativizing a Blueprint that includes a custom button (a Blueprint parented to the "Button" class) causes a crash when Event Driven Loading is enabled. Disabling Event Driven Loading can workaround t ...

Cannot click the create new project button on a monitor with 1366 x 768 resolution

Tools - Sep 17, 2015

If a user has a 1366 by 768 monitor resolution and uses the File > Create New project option, then the user will not be able to click the green button at the bottom of the window that actually allow ...

delete_all_material_expressions_in_function Doesn't delete all expressions in one go.

UE - Rendering Architecture - Materials - May 24, 2024

UDN: https://udn.unrealengine.com/s/case/500QP000009NxNBYA0/deleteallmaterialexpressionsinfunction-doesnt-delete-all-expressions-in-one-go?fromCase=1 A UDN user is reporting that the delete_all_mat ...

Fatal Error: Cast of Package to AnimGraphNode_BlendSpaceGraphBase failed when deleting an opened Blendspace node in a State graph

UE - Anim - Runtime - Anim Blueprints - Aug 10, 2021

When deleting a Blendspace or Blendspace 1D node in a state graph, after opening it, the editor crashes. It doesn't crash when deleting it before opening the Blendspace node. It also doesn't matter ...

StarterContent is not imported to projects that reference a deleted project on Mac

UE - Platform - Apple - Jun 1, 2017

When a project with a specific name is deleted and another project is created with the same name, the newly created project will not have starter content imported. ...

FullScreen Immersive on KitKat and above devices still shows device buttons

UE - Platform - Mobile - Nov 2, 2015

Enable fullscreen immersive on kitkat and above devices does not properly work on devices with onscreen buttons. ...