material clamps with Panner for HTML5 when texture size is not power of two

UE - Platform - Mobile - Apr 25, 2017

When launching for HTML 5 and using a texture or image that is not a power of two in size the texture does not pan correctly, instead of panning as expected, the material clamps and will remain that ...

Dynamic Material instance Does Not Return Scalar Parameter Values Array Correctly

UE - Graphics Features - Apr 25, 2017

It appears that MIDs do not return Scalar Parameter Values in an array. It will return the parameters during runtime but not in the construction script. The steps are meant to show you that you ca ...

References stored in deleted UProperties stick around in a Blueprint Class

UE - Gameplay - Blueprint - Apr 25, 2017

If a UProperty that stores a reference to an asset is deleted, the reference to that asset lingers in any Blueprints that had a reference stored in that UProperty. This can lead to issues when the r ...

Crash: Pressing ESC/Trigger while in VR mode after entering VR mode with a camera actor selected

UE - Editor - Workflow Systems - Apr 25, 2017

When entering VR Mode with a camera actor selected, attempting to either deselect the camera actor or select another actor causes a crash ...

Scroll bar shadow shows up in an empty scroll box on iOS

UE - Editor - UI Systems - Apr 25, 2017

Scroll bar shadow shows up in an empty scroll box on iOS ...

Assertion when attempting to package a map with nativized assets

UE - Gameplay - Blueprint - Apr 25, 2017

Cannot package project with nativized assets. I am encountering an assert. This was encountered while verifying UE-43634 This is a Regression from 3378653 ...

Hot reloading newly created C++ project compiles modules

UE - Foundation - Core - Apr 25, 2017

This is a regression from 4.15.2 and occurs on both Windows and Mac. Affects both Binary and Github builds. ...

Certain dropdowns in the Menu Bar are missing sections on Mac when expanded

UE - Platform - Apple - Apr 25, 2017

This only affects certain dropdowns and only occurs when the editor is open. Also occurs in 4.15.2 This has been seen on the following macs:AMD R9 M395 iMac running Sierra 10.12.5 ...

Spline Mesh With Negative Start and End Scale Has Broken Lightmap

Tools - Apr 25, 2017

When you have a negative start and end Scale for a spline mesh the resulting lightmap that gets baked for the mesh will be incorrect. ...

Project breaks if Online Subsystem plugin is disabled

UE - Foundation - Core - Apr 25, 2017

Disabling Online Subsystem prevents the project from loading. On Windows, this produces an error shown in attached screenshot. On Linux, this causes a crash with the attached callstack on project ...