Editor crash on close if custom Data Asset is not saved after hot reload.

UE - Foundation - Core - Mar 7, 2016

After creating an editor asset of a custom DataAsset class, if changes are made to to the class and hot reloaded, the editor will crash on close if the editor asset is not saved after the hot reload ...

Attempting to open a map in content browser that is currently loaded in world composition browser crashes editor

Tools - May 12, 2015

Attempting to open a map through the content browser will crash the editor if that map is opened as a sublevel or the currently opened map through the world composition browser. Frequency: 2/2 Cr ...

D3D Crash applying Built Lighting in a level containing Static Foliage

UE - World Creation - Worldbuilding Tools - Foliage - Jun 20, 2017

Editor session crashes applying Built Lighting in a level containing Static Foliage. Note: this crash does not occur if the Instanced Foliage Mesh has mobility set to "Movable" within the Foliage D ...

Crash occurs in UMG Animation after pressing "Home" key and RMB the timeline

UE - Anim - Sequencer - Oct 17, 2016

This was able to be reproduced 100%. I encountered this during a Regression pass. I was trying to give myself more working space and remembered that hitting "Home" focused the space in sequencer, so ...

Crash can occur when loading a sub level that contains an actor with a child actor component

UE - Gameplay - Dec 1, 2017

A licensee is reporting a crash where loading a sublevel that contains an actor with a child actor component can cause a crash. After speaking to Marc Audy, this seems to be related to the initializ ...

Applying spline component to landscape via level blueprint crashes the editor

UE - LD & Modeling - Terrain - Landscape - May 16, 2016

Applying spline component to landscape via level blueprint crashes the editor. Frequency: 3/3 CrashReporter: [Link Removed] Regression (No) issue (does) occur in 4.10.4 ...

Crash when editing details of an AI Perception Component's Senses Config field

UE - Gameplay - Blueprint - Mar 2, 2016

If a custom AIController class defines an AISenseConfig_Sight pointer, creating a blueprint of this class and attempting to edit values in the drop down for the array elements causes the editor to c ...

Editor crash when Landscape Comp. LODBias set to value greater than 0

UE - LD & Modeling - Terrain - Landscape - Mar 20, 2018

When LODBias for a landscape component is set to anything greater than zero, the editor will crash. Reproduced in 4.19.0 CL 3944462 and 4.20 Main. Not able to be reproduced in 4.18.3 CL 3832480. T ...

Editor crash when attempting to access Window menu bar after compiling plugin through the editor

UE - Foundation - Cpp Tools - Plugin System - Jan 27, 2016

The editor will crash if the Window menu button next to Edit is pressed after compiling a toolbar plugin through the editor and attempting to click/use it. ...

Editor Crashes On Startup After Enabling Light Propagation Volume (LPV) With Forward Shading

UE - Graphics Features - Feb 20, 2017

After enabling Forward Shading that project can no longer operate while "r.LightPropagationVolume = 1" since it will crash immediately. ...