[CrashReport] Mac/Metal crash - Assertion failed: (PixelShader->Bindings.InOutMask

UE - Graphics Features - Nov 10, 2017

This is a low frequency but trending crash coming out of 4.18. User DescriptionsAttempting to open a copied/converted from 4.16.3 project on 4.18 preview 4. Problem arose after preview 3. Was able ...

Mouse cursor position is locked to center of screen when bShowMouseCursor is false

Tools - Nov 16, 2016

When you set bShowMouseCursor to false in a Standalone or packaged game while Default Viewport Mouse Lock Mode is set to either Always Lock or Lock on Capture, the cursor will become locked in place ...

Slowly flickering display in GearVR

UE - Platform - XR - Jul 12, 2017

The appears repeatedly in the log:[2017.07.12-14.57.06:022][ 4]LogHMD: Initializing OVRPlugin session [2017.07.12-14.57.06:652][ 4]LogHMD: Setting user focus to game viewport since session status ...

skeletal mesh cannot use async scene

UE - Simulation - Physics - Dec 15, 2016

Since the option to use Async Scene with Mesh and CapsuleComponent appears under "Physics" in the Details Panel of a skeletal mesh, the ability to select these options is expected. Currently both bo ...

Multiple Materials not assigned to Mesh on Import

UE - Editor - Content Pipeline - Import and Export - Jan 6, 2017

Not all material elements are created and assigned to the static mesh using multiple materials. With the attached mesh, only the first element is created and the other two are left non-existent. I c ...

iOS Shipping Build using std::thread crashes on launch

UE - Platform - Mobile - Jun 2, 2017

A user is reporting that using the following code in a GameMode class causes shipping iOS packages to crash on launch:void ANOGSSDKGameModeBase::StartPlay() { std::thread([](){ std::clog << "THRE ...

Crash undoing variable change in Animation Blueprint.

OLD - Anim - Aug 1, 2016

Crash occurs when the user changes a variable in the animation blueprint, and then undo's the change. Note that this occurs with any variable being used, but the callstack will be some what differe ...

[CrashReport] Mac crash in FMinimalDummyForwardLightingResources

UE - Graphics Features - Jan 18, 2017

This is a frequent crash occurring in the 4.15 Preview. No other information is currently known. Regression? Yes - there is no evidence of this occurring in 4.14 ...

Widget components and widgets in screen space are not the same color

UE - Editor - UI Systems - Jun 27, 2016

Widget components appear to be affected by lighting. This causes differences in color between widget components and widgets that have been added to the viewport. ...

Crosshair and hand no longer present in Blueprint Editor

UE - Gameplay - Blueprint Editor - Feb 20, 2017

In 4.14 and earlier version hovering the mouse over a pin would change the mouse into a crosshair shape, then if you were to press and hold the Ctrl key and drag with the mouse, it would change into ...