In "Blueprint could not be loaded..." mesage, No and Cancel do the same thing

UE - Gameplay - Blueprint - Mar 16, 2017

In the warning message the user receives when opening a blueprint with an invalid/disabled class (such as opening a Wheeled Vehicle Pawn with PhysX Vehicles plugin disabled), the user is given Yes/N ...

Painted Foliage Instances Randomly Culling in Splitscreen Multiplayer

UE - World Creation - Worldbuilding Tools - Foliage - Mar 15, 2017

Foliage instances are behaving strangely when playing splitscreen multiplayer in a single instance window. The instances will cull in and out of visibility depending on the size of the current playa ...

SteamVR: World locked stereo layers are not yet implemented

UE - Platform - XR - Mar 15, 2017

The code for implementering world locked layers is commented out with a TODO and falls through to the case for tracker locked layers ...

Connecting Blueprint Function Input to Another Node Resets Default Value

UE - Gameplay - Blueprint - Mar 15, 2017

Connecting an input of a function in a Blueprint Function Library that has a default value to a node will cause its default value to be reset to 0 when the function is called in another blueprint. ...

Cursor breaks viewport when using Widget Render Transform Scale

UE - Editor - UI Systems - Mar 14, 2017

The viewport cursor will continue to display off of the actual viewport until the widget ends if the border component actually extends. This has not been tested with any other template. Regression ...

Morph targets created on Reimport when "Import Morph Targets" is disabled

UE - Editor - Content Pipeline - Import and Export - Mar 13, 2017

Morph targets created on Reimport when "Import Morph Targets" is disabled ...

[CrashReport] UE4Editor_Engine!FMaterial::CacheShaders() [materialshared.cpp:1663]

UE - Graphics Features - Mar 13, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Fatal error: [Link Removed] [Line: ...

Physics simulation shows strange behavior with specific skeletal mesh configurations

UE - Simulation - Physics - Mar 3, 2017

PhAT is inconsistent on when it does and doesn't apply scale to Constraint positions. This leads to cases where the positions provided create constraints that may not work when the Preview Skeletal ...

Unable to pass TMap or TSet as a parameter for a UFUNCTION

UE - Foundation - Core - Mar 2, 2017

Attempting to pass a TMap or TSet into a UFUNCTION as a parameter causes a compilation error. Removing the UFUNCTION declaration works. Error messages:2>D:\Unreal Projects\Main\MyProject14\Source\M ...

Thumbnails Get Much Darker With Forward Shading Enabled

UE - Graphics Features - Feb 24, 2017

The real time thumbnails are much darker when using forward shading in the editor. You have to open or edit an asset so that the thumbnail updates after enabling forward shading to see the effect. A ...