Spaces are incorrectly converted to new lines when the User Header Search Paths field is populated in Xcode

UE - Platform - Apple - Feb 21, 2017

If there is a space in the name of a folder within the Engine's install path (eg. Users\Shared\Epic Games\...), the values set in the User Header Search Paths field are split into multiple lines whe ...

Crash when building lighting while in PIE

UE - Graphics Features - Feb 21, 2017

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

Inconsistent rendering between left and right eye when r.SeparateTranslucencyScreenPercentage is less than 100

UE - Platform - XR - Feb 21, 2017

Rendering appears to be inconsistent between the left and right eye of the oculus when setting r.SeparateTranslucencyScreenPercentage to a number below 100 (99 in this example) ...

PIE Warnings: Invalid Simulate Options when dragging TEST_PhysicsWakeEvents into Level

OLD - Anim - Feb 21, 2017

The log populates with the PIE Warnings when the asset is dragged into the level WarningsPIE:Warning: Warning Invalid Simulate Options: Body (TEST_PhysicsWakeEvents.CubeDestroyedOnSleep Cube) is se ...

Crash when using Ctrl+Z to undo a single digit change in the size of a widget

UE - Anim - Sequencer - Feb 21, 2017

When trying to undo a single digit change the editor will crash. For example, if a user highlights and replaces a single number in the size of a widget and then attempts to undo, the editor will cra ...

Incorrect error message when child actor mobility doesn't match

UE - Gameplay - Components - Feb 21, 2017

When the mobility type of a child actor component and the class it is spawning are incompatible the error message no longer makes sense. ...

SVN SASL binaries may be causing crashes for some users

Tools - Feb 21, 2017

Some users are reporting crashes when attempting to connect to SVN after upgrading to 4.15. The only relevant change to SVN was the update of the 1.9 binaries to support SASL, so it's possible that ...

Hot reload reported as failed in Visual Studio for projects opened in the Editor after having hot reloads performed successfully previously

UE - Foundation - Cpp Tools - Hot Reload - Feb 21, 2017

If a project is opened in the Editor after previously having a hot reload performed, any subsequent hot reloads started from Visual Studio will result in the build being reported as failed in Visual ...

Unable to define custom raw input defice configurations

UE - Gameplay - Input - Feb 21, 2017

The FRawInputDeviceConfiguration struct is not exposed so attempting to define custom raw input device configs fails with unresolved external errors when using: FRawInputDeviceConfiguration newConfi ...

Static meshes with auto-generated LODs can no longer share lightmaps between LODs

UE - Graphics Features - Feb 21, 2017

User report: With 4.15 using only auto generated LOD's static mesh LOD levels can't share computed lightmaps anymore. This cause severe memory increase and it's making lightmass build times way slow ...