Crash when Deleting Concatenator Node while Playing Sound Cue

UE - Audio - Jun 16, 2016

A crash occurs when deleting a Concatenator node while a Sound Cue is playing. Link to Crashreport [Link Removed] ...

Actors are deleted when multiple actors from multiple sublevels are moved to the persistent level

Tools - Feb 10, 2015

Actors disappear when multiple actors are selected and are moved from multiple sublevels to the persistent level at the same time. ...

Dithered LOD Transitions not Rendering Correctly on iOS with Use Landscape Lightmap feature and Foliage

UE - Platform - Mobile - Jun 21, 2016

Dithering appears aggressive and has a screen door-like effect when using the new Landscape Lightmap in combination with Foliage LOD changes. Owen Stupka attempted to reproduce the issue on his iPa ...

Project Crashes on UAIPerceptionComponent::RegisterStimulus()

UE - AI - Apr 26, 2016

Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 785] Array index out of bounds: 2 from an array of size 2 Source Context: 363 return OwnerController->GetPawn(); ...

Crash Occurs When Renaming Folder in Landscape Mountains Project

Tools - Jun 23, 2016

Changing the name of a newly-created folder that contains a few copies of the same map causes a crash in the Landscape Mountains project. This crash did not occur in a clean First Person project wh ...

interaction with 3D widgets are not possible when moving the pivot point

UE - Editor - UI Systems - Aug 17, 2015

If the user moves the pivot point for the 3D widget component the widget can no longer interact with. ...

Thumbnails for child blueprint are not updated after changing a component in child blueprint

UE - Editor - Content Pipeline - Content Browser - Jan 21, 2015

Thumbnails for child blueprint are not updated after changing a component in child blueprint ...

CPU Particles spawned through Blueprints do not keep Collision

UE - Graphics Features - Nov 5, 2014

Particle Systems spawned via a blueprint are not generating collision. The same system will generate collision if placed directly in level. Also reported: https://answers.unrealengine.com/questio ...

Duplicated Matinee Actors cause compile errors with Controllers in Level Blueprint

UE - Gameplay - Blueprint - Jan 5, 2015

Duplicating a Matinee Actor after having its controller placed in the Level Blueprint and then adding a controller into the Level Blueprint will cause a compile error on compile. *This error will s ...

Reduced Tessellation at edge when using world displacement

UE - Graphics Features - Jan 11, 2016

Adding a material to a mesh that is affected by world position offset has reduced tessellation around the meshes edges. This is seen when viewed in wireframe and is influenced based off of the angle ...