[CrashReport] UE4Editor_SlateCore!TArray<FHittestGrid::FCachedWidget,FDefaultAllocator>::Empty() [array.h:1530]

Tools - Nov 10, 2017

This is a trending crash coming out of the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Nearly all affected project names reference that this occ ...

If the DataLayerAsset name or asset path changes, Actors registered to it will ignore the DataLayer's settings

UE - World Creation - Worldbuilding Tools - Feb 5, 2023

If you change the DataLayerAsset name or asset path, all Actors registered with that DataLayer will ignore that DataLayer's settings. Specifically, even if you set the DataLayer to the Unloaded stat ...

Unable to overlay image on top of people occlusion image on ARKit

UE - Platform - XR - May 24, 2021

From licensee:   when the Enable Automatic Camera Overlay is enabled you will get the People Occlusion image overlaid above everything so no objects can be in-front of it. And if you disable Automa ...

Changing component type in code breaks blueprint details for the component

UE - Gameplay - Blueprint - Jul 7, 2015

If the VisibleAnywhere specifier is use in the UPROPERTY macro of a code based component, changing that component from one type to another (from USphereComponent to UBoxComponent for example) will c ...

Enabling Use Pawn Control Rotation on a SpringArm component does not set the rotation values to zero, and subsequent rotation is not allowed after the setting is disabled

UE - Gameplay - Player Movement - Jan 2, 2016

Enabling Use Pawn Control Rotation on a SpringArm component does not set the rotation values to zero. Subsequently disabling Pawn Use Control Rotation make rotation of the component impossible until ...

Set World Location at Spline Point node doesn't change spline point locations

Tools - Jul 10, 2015

The Set World Location at Spline Point node does not correctly update the location of the indicated spline. ...

Landscape holes retain collision if Mip level changed to 1

UE - LD & Modeling - Terrain - Landscape - May 19, 2015

Landscape holes have collision if the mip level of the landscape is changed from 0 to 1. ...

Get Font Size returns 0.0 for default (null) font value

UE - Gameplay - Jan 21, 2015

When using the default value in a "get text size" node, the height and width return 0.0. Note: potentially returning null value as no hard value is presented to font. James: Should use same fall ...

LIVE: LANDSCAPE: RENDERING: Landscape smooths until edited again after saving

UE - Graphics Features - Sep 15, 2014

Build: 4.4.2-2289767 Description: If a user makes changes to a landscape then saves the project, the landscape will appear smoothed until another change is made. Repro: [Reproduced Internally] 1. O ...

Editor crashes on Shootergame when implementing widget blueprint

Docs - Samples - Sep 30, 2014

In Shootergame, adding a widget to the Viewport causes the editor to crash after PIE then re-opening the blueprint calling the widget. Additional Notes: This was repro'd in both main and Github. L ...