Project with Preferred Landscape Orientation set to Left Home Button still launches oriented Right Home Button

UE - Platform - Mobile - Oct 16, 2018

Projects with Preferred Landscape Orient set to Left Home Button will still launch on iOS in Right Home Button orientation. ...

Rhino blocks not placed correctly when imported

UE - Editor - Content Pipeline - Datasmith - Importer - Oct 15, 2018

The Rhino blocks are imported with the base point at the origin, causing them to import inside of each other when the process is complete. In 4.20 (4.20E4) the blocks are imported apart from each ot ...

Datasmith Importer stalls Editor when importing large Rhino files

UE - Editor - Content Pipeline - Datasmith - Importer - Oct 15, 2018

Importing large Rhino files will cause the Editor to stall during the import process for a long time. When testing the attached file the Editor stalled close to an hour with no results. The attached ...

User focus navigation does not respect Wrap setting for Prev/Next

UE - Editor - UI Systems - Oct 11, 2018

Using Tab/Shift+Tab to navigates between all buttons on the player screen instead of the buttons that are constrained within an overlay Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.2 ...

IOS GPU Hang Error (IOAF code 3) and Crash when rotating to Landscape

UE - Platform - Mobile - Oct 11, 2018

When users rotate to landscape in QAARApp the apple device will encounter a GPU Hang error and crash.Execution of the command buffer was aborted due to an error during execution. Caused GPU Hang Err ...

Startup movies do not support 1080p video, and fails silently in the process

Tools - Oct 11, 2018

1080p videos do not play as startup movies, and there is no indication as why given by the editor. 1080p videos will work with media framework. There is no documentation either, so there is no indic ...

Datasmith files containing special characters do not import correctly in Unreal

UE - Editor - Content Pipeline - Datasmith - Exporters - Oct 10, 2018

User is experiencing an import issue with a 3DS Max 2019 file. Their workflow is as follows and works for all their assets but this one:Original file created in revit 2019Import revit link to 3dsmax ...

Race condition whilst cooking material layers: Invalid DDC key

UE - Graphics Features - Oct 5, 2018

When cooking the DDC key for a material layers parameter set may become invalid which causes issues reading/writing to the global material shader map and can lead to a crash. See original UDN post f ...

Set functions in UWindDirectionalSourceComponent are not exposed to be called from code

UE - Gameplay - Components - Oct 4, 2018

None of the Set functions in the UWindDirectionalSourceComponent are able to be called from code. The functions can be called from Blueprint, but without the ENGINE_API macro, none of the functions ...

Ensure Occurs When Using Russian Letters In a Text Variables

UE - Gameplay - Oct 4, 2018

The Editor will hang when using Russian characters for a text variable in a Blueprint. It seems to occur when using the character "л" is used. Only seems to occur once in a project. Found in 4.19 C ...