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 ...

Editor Crashes when creating a function in Child Anim Blueprint

OLD - Anim - Mar 16, 2017

Editor Crashes when creating a function in Child Anim Blueprint. Regression: This issue did NOT occur in 4.13.2 Binary build ...

The Difference node no longer updates after the first call

UE - Gameplay - Blueprint - Mar 16, 2017

The Difference node no longer updates after the first call. It appears to save the values passed into it on it's first call Note Possible workaround: If a clear node is used on the difference node ...

Evaluate ClampedPow material function

UE - Graphics Features - Mar 16, 2017

ClampedPow seems to have been added as a way to tackle common compile warnings and edge cases (particularly NaNs), but the code shouldn't be calling both an abs() then a max(). This causes negative ...

Packaging Fails in a C++ Project with a Project Name Containing an Apostrophe

UE - Foundation - Core - Mar 16, 2017

Packaging fails in a C++ project when the Project Name field (Project Settings->Description->Project Name) contains an apostrophe. I've attached the logs from the 4.15 version of the project. Thi ...

Disabling LQ lightmaps causes crash on mobile preview

UE - Platform - Mobile - Mar 16, 2017

"Save Current As" is not fully loading the newly-saved level

Tools - Mar 15, 2017

Workaround: Navigate to and open the newly-created level in the Content Browser prior to LaunchOn. After using the Save Current As tool, Game runs into error when trying to LaunchOn. Editor display ...

Major performance drop with instanced meshes since PhysX 3.4 upgrade

UE - Simulation - Physics - Mar 15, 2017

Major performance drop with instanced meshes since PhysX 3.4 upgrade Regression: YES Worked: 3172292 (4.13.2) Broken: 3249277 (4.14.3) For me, my results were: 4.8 through 4.13 No Collision - ...

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 ...