Metal crash after multiple level loads

UE - Platform - Mobile - Aug 18, 2015

User has reported that they get a crash after loading levels multiple times. This crash occurs when setting a Uniform buffer. ...

Delta applied twice when moving parent and grouped child actors

UE - Gameplay - Apr 8, 2016

When some grouped actors are childed to another actor, and both the group and the parent are selected in the world outliner, movement delta is applied twice to the grouped children. Code for a poten ...

Certain console commands/variables do not show their description text in the console window

UE - Foundation - Core - Jan 25, 2016

Console variables such as "t.maxFPS", "CauseHitches", "t.unsteadFPS", and help "help" (these were all tested, there may be more untested with the same behavior) have description text in code howeve ...

Window No Longer Captures Mouse After Closing Console

UE - Gameplay - Apr 29, 2016

When PIE, (Standalone) after bringing up the console, typing a console command and closing console, the standalone window no longer captures mouse. Instead the user must select the game window with ...

Unexpected Results with Get Random Reachable Point in Radius

UE - AI - May 5, 2016

When using Get Random Reachable Point in Radius and spawning instanced static meshes on those points, it returns a similar pattern almost every time with an L-shape in the center along with a dense ...

Distance calculation using World Position are rendering incorrectly when packaged or launched for iOS and Android

UE - Platform - Mobile - Jan 15, 2016

When using a calculating the distance between the Absolute World Position (Including Material offsets) and a set Vector value, the correct value appears rendering to a texture's UV in PC Mobile Prev ...

Variables cast from the Construction Script do not update in AnimBP AnimGraph

OLD - Anim - Jun 10, 2016

Variables cast from the Construction Script do not update in AnimBP AnimGraph The attached project has the head scale value cast from the Construction Script to a value in the AnimBP that scales th ...

Crash when Editing Text in Libraries Category Text field within Material Functions

UE - Rendering Architecture - Materials - Jun 7, 2016

When editing the 'Libraries Category Text' field within a Material function a crash occurs. Regression? Yes, this crash does not occur in the 4.11 release. I have attached an image for reference. ...

Get World Delta Seconds Not Pausing When Hitting a Breakpoint

UE - Gameplay - Blueprint - Feb 11, 2016

When debugging a blueprint using breakpoints, if you click the Resume button while you have Get World Delta Seconds running on tick, it will always return a maximum clamped value of .4 seconds (or l ...

Editor freezes when using multiple Post Process Volumes with Cubemaps assigned

UE - Graphics Features - Jun 13, 2016

When using a cubemaps assigned to a Post Process Volume and loading the level the editor will freeze if it's been a project converted from 4.11 to 4.12/4/13. In some instances if the camera is outsi ...