Cannot hide most Blueprint categories from the Class Settings

UE - Gameplay - Blueprint - Apr 29, 2015

Cannot hide most Blueprint categories from the Class Settings of a bp. x = Cannot hide Actor - Hid-able Add Component - x Add Event - x AI - x Animation - Hid-able Audio - Hid-able Canvas Render T ...

Editor Crash when blueprint Self reference is passed by reference

UE - Gameplay - Blueprint - Feb 7, 2017

When a custom event has an input whose type is a reference to an object (Actor-Reference, Player Controller - Reference, etc) and is set to pass-by-reference, passing a reference to the "self" bluep ...

VR Preview Crash when using split screen

UE - Platform - XR - Jun 3, 2016

If the user tries to use split screen in the editor along with VR preview, the editor will crash ...

Crash while unloading a streaming level while spawned decals exist in the unloaded level

UE - Graphics Features - Aug 18, 2017

When unloading a level containing a decal that is using a dynamic material instance the editor will crash. ...

Standalone window played from editor hits assert Index >= 0 in UObjectArray

UE - Gameplay - Blueprint - Sep 23, 2016

Standalone window in editor will hit assert in a bit of time. Issue doesn't happen is playing standalone via Visual Studio. ...

Crash when load the levelinstance what is set "LevelBehavior=Standalone" in the stanadalone game

UE - World Creation - Worldbuilding Tools - Level Instances - Jul 16, 2024

A crash occurs when LevelInstance with LevelBehavior set to "Standalone" is loaded in a standalone game. Specifically, when LevelInstance is deleted by moving outside the loading range of the worldp ...

Switcher widget causes a crash when dragging a widget out of it and on to the canvas panel

UE - Editor - UI Systems - Aug 6, 2015

If the user adds two widgets to a switcher and then tries to drag one out of it the editor will crash ...

Editor crashes when BP spline component is selected

Tools - Jan 12, 2017

When a spline component point is selected, attempting to select another spline component will cause the editor to crash. Crash also occurs if the same component is selected. Workaround: If the emp ...

set negative values in 'New window position' to set position of 'Play in New Window'

Tools - Mar 30, 2018

Selecting negative values for window resolutions leads to a crash. ...

Adding widget to viewport on code overlap event causes the editor to crash when opening child blueprint

UE - Editor - UI Systems - Oct 30, 2015

Setting a UMG widget to be added to viewport when a volume is overlapped though code and creating a blueprint of this class causes the editor to crash when the blueprint is opened if the BP has a st ...