Crash when DFAO is disabled and a lower scalability is used while Distance Field Shadowing is enabled.

UE - Graphics Features - Feb 2, 2016

When enabling Distance Fields for a project and adjusting the cvars to disable DFAO and set a lower Detail Mode will result in a crash. Using the console commands outlined in the steps will work. ...

Audio cue that is playing is restarted when a branch parameter is changed

UE - Audio - Oct 6, 2015

When using a branch node inside of a Sound Cue, if that branch's bool parameter is changed while the cue is playing, the cue will be restarted from the beginning. Link to project: [Link Removed] ...

Importing FBX will override UV Channel 0 on Linux

UE - Platform - Linux - Jun 3, 2015

Importing an FBX to the editor on Linux with "Generate Lightmap UVs" checked to true will override UV Channel 0 rather than creating the lightmap on a seperate UV channel. ...

Importing manual LODs in the Static Mesh Editor on Linux will freeze the editor

UE - Platform - Linux - Oct 21, 2015

When importing a LOD manually in the Static Mesh Editor the editor will freeze indefinitely. ...

Build error when compiling a code project with the word "Engine" as the last word of the title

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 9, 2015

When naming a project ending with "Engine" whether there is a "_" or no space separating the name will result in a build error in VS. See attached image for error output. ...

Child Objects do not Copy to the Proper Position with Paste Here Option

Tools - Jan 13, 2016

If you copy a child object with a parent object, right click, and select edit, paste here, the child object will be offset from the parent object a significant distance away. ...

Undocked Windows with a hidden tab cannot be unhidden, moved, or docked any longer.

Tools - Dec 16, 2016

Any undocked windows that have their tab hidden cannot be unhidden and the window cannot be moved. This is problematic because one this is done even if you close the window and reopen it via the Win ...

Crash editing Landscape Splines with Level Sequence Open

Tools - Mar 6, 2017

A crash occurs when attempting to transform a landscape spline with a Level sequence open. It is important to note that no key framing or animating of the landscape spline control point is occurrin ...

[CrashReport] Deleting pins on Switch on Gameplay Tag Container node can cause a crash

UE - Gameplay - Blueprint Editor - Mar 15, 2017

When adding/removing pins on a Switch on Gameplay Tag Container node, it can cause a crash. There are multiple ways to get this to happen when deleting pins, the order given in the reproduction step ...

Crash after Splash Screen on Android (ETC2) when Adding r.UseShaderCaching and r.UseShaderPredraw

UE - Platform - Mobile - Jul 20, 2017

A crash occurs when adding the two rendering variables 'r.UseShaderCaching' and 'r.UseShaderPredraw' when deployed to an Android device packaged for (ETC2). I ran a few more tests to try and isolat ...