Crash when building lighting while in PIE

Rendering - Feb 21, 2017

NOTE: This issue is similar to (same callstack) as UE-38712, however this issue is still occurring in 4.15.0. Error Message: Access violation - code c0000005 (first/second chance not available) ...

CookOnTheFly: No message when starting creation of asset registry

Core - Cooker - Feb 7, 2017

UCookOnTheFlyServer::GenerateAssetRegistry() logs when the registry has been created and how long it took, but there is no message to indicate when the operation started (unless using DEBUG_COOKONTH ...

Epic Mannequin's Material Does Not Render Correctly On Intel HD Graphics

Rendering - Feb 1, 2017

The Epic Mannequin no longer renders correctly when using an Integrated Intel HD Graphics 4600 GPU. The character will either have parts of his body hidden(4.14) or completely black(4.15) depending ...

GPU work performed between PostPresentHandoff and WaitGetPoses

Virtual Reality - Jan 12, 2017

...I assume this is the SceneCapture2d work. In async mode, we control interleaved reprojection (dropping to 45hz) based on measure gpu time. Since that work is sneaking in immediately after PostP ...

Command Alt Drag Produces Erratic Results on Mac

Platform - Mac - Jan 11, 2017

Holding down Command + Alt + Drag to select an area in the Mac OSX environment will often result in erratic behavior from the cursor, causing the cursor to move exponentially beyond the area that th ...

"Allow Custom Depth Writes" Creates Artifacts In Depth Buffer

Rendering - Jan 5, 2017

When a transparent material has "Allow Custom Depth Writes" enabled it is prone to have artifacts in the custom depth buffer under specific conditions. The conditions are as follows:The translucent ...

Project fails to package for Android if a blueprint has a variable that sets itself on construct

Gameplay - Blueprint Runtime - Jan 5, 2017

Project fails to package for Android if a blueprint has a variable that sets itself on construct. ...

Typo Regarding Comments For LODColoration In BaseEngine.ini

Core - Jan 4, 2017

The comments describing the colors for LODColorationColors in the BaseEngine.ini file are incorrect. These comments seem to have been added in 4.13. ...

AGameSession Overridden Functions Not Being Called

Networking - Jan 4, 2017

Functions such as BeginPlay that are overridden in a Game Session class do not seem to be getting called. ...

Controllers appear to lag when using the grip buttons to scale in the VR Editor

Tools - VRMode - Jan 4, 2017

Controllers appear to lag when using the grip buttons to scale in the VR Editor ...