Crash when Moving a Single Foliage Instance with over 15k Painted Instances

UE - World Creation - Worldbuilding Tools - Foliage - Apr 8, 2016

A licensee is reporting a crash when he transforms/moves a single instance of foliage, when there are 15,000 or more painted instances of that mesh in a single map. Regression Yes, I tested the sam ...

Viewport Renders Black when adding a Third Player using Splitscreen Multiplayer

UE - Graphics Features - Feb 24, 2016

As the title suggests, whenever you attempt to add a third player using splitscreen, whenever the third player is created the viewport renders black. This only occurs when the viewport is sized to a ...

Reducing Resolution Scale affects Selection Accuracy in Viewport

UE - Graphics Features - Nov 17, 2015

When reducing the Resolution Scale the selection accuracy is reduced greatly, and makes it difficult to click and move objects in the viewport when PIE or Simulating. ...

Unable to Import Sockets and LODs together for Static Meshes

Tools - Nov 6, 2015

When importing a Static Mesh into UE4 that is using the SOCKET_ naming, and is part of a Level of Detail set, the socket is discarded. If the Level of Detail set is removed from the Static Mesh, t ...

Android game packaged with obb outside apk does not create SaveGame directory on device

UE - Platform - Mobile - Jun 19, 2015

An apk packaged in 4.8 release with 'Package game data inside .apk' unchecked does not create a SaveGame folder in the device's directory and does not create a .sav file. File is saved if the SaveGa ...

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(); ...

Build Step Async Step Infinite Loop

Tools - May 2, 2016

The new custom editor build steps don't properly advance when we complete an async build step, looks like it was untested. ...

Nested inline UObject properties don't expand in Actor blueprint detail panel

UE - Gameplay - Components - May 9, 2016

Customer provides details, including a fix for the problem. See UDN post attached. ...

Occasional 1-frame UMG render data corruption on Metal

UE - Graphics Features - May 10, 2016