Ctrl-Z does not function in Static Mesh Editor

Tools - May 26, 2015

When applying a Material to a Static Mesh in the SM Editor, an event for the undo function is never created and when you undo you are undoing the last action outside of the SM Editor. Also reproduc ...

Static meshes aren't outlined when selected in Preview Rendering HTML5

UE - Platform - Mobile - Aug 3, 2015

When previewing Mobile rendering in the viewport, the outline around static meshes isn't rendered. This does not occur with BSP. ...

Changing Preview Rendering Level hides transform widget

UE - Platform - Mobile - Aug 5, 2016

When you change the Preview Rendering Level to Android Preview and then close the project, reopen, and do this again it hides the transform widget. ...

Memory usage spike during PIE doesn't reduce after play session

UE - Foundation - Core - Oct 28, 2015

When opening the editor the memory usage jumps during PIE. After exiting PIE the memory use does not go back down. ...

AI Character Twitching Severely When Moving To Vector Set on Tick

UE - AI - Sep 13, 2016

When setting a vector key on tick, and using a dynamic Nav Mesh, the AI Character exhibits severe twitching, and even occasionally gets stuck. This does not occur when the Nav Mesh is set to Stati ...

No Bind option for brush array delegate in UMG

UE - Editor - UI Systems - Oct 28, 2016

The option to bind to a delegate does not appear when the desired property is in an array. ...

Typo in description of SkySphere Horizon Falloff

Docs - Samples - Aug 3, 2015

The description for Horizon Falloff is misspelled, it says 'Horitzon' instead of 'Horizon'. Edit MattK: This is a content issue because this is a blueprint data variable. ...

Scrollbar in Details Panel Changes Size/Speed when Moved

Tools - Jan 10, 2017

The user describes this issue as [the Scrollbar] "resizes when it is moved. Sometimes it even starts to flicker for one frame ( showing a very long scroll bar )." "This looks and feels very weird . ...

Crash when splitting up output of collapsed node

UE - Gameplay - Blueprint Compiler - Feb 13, 2017

A crash occurs when splitting the pin of a collapsed vector node that was connected via a vector connection. This issue is very similar to [Link Removed] however, the callstacks are different so I ...

Crash Occurs When Setting Child Actor Class in Child Blueprint

UE - Gameplay - Blueprint - May 4, 2017

A crash occurs when setting the Child Actor Class of an inherited child actor component. This is not a regression. It occurs in 4.14.3 CL# 3249277, 4.15.2 CL# 3416026, and 4.16 Preview 2 CL# 34155 ...