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. ...

Setting custom world settings blueprint in project settings causes editor to crash on open

UE - Gameplay - Aug 19, 2015

If a blueprint based on a custom World Settings class is set in the project settings then the editor crashes on open ...