Blueprint compile fails after changing the default values of a struct that is part of another struct that makes up a Data Table that is used within the Blueprint.

Gameplay - Blueprint - Dec 23, 2016

Changing the default value of a struct that is included as an array in another struct can prevent any Blueprints that use a DataTable made from the second struct from compiling. It appears to be a p ...

UMG class in Widget Interaction Component does not respond to OnClick in multiplayer environment

Tools - UMG - Oct 5, 2016

OnClick will not fire when interacted with a Widget Interaction Component. ...

Crash When Opening Static Mesh After Enabling Forward Shading And Disabling "Support Stationary Skylight"

Rendering - Apr 17, 2017

After enabling forward shading and disabling "Support Stationary Skylight" opening a static mesh in the static mesh editor will crash the engine. REGRESSION? Yes Crash Did NOT occur in 4.15.1 CL ...

DestroySession Continuously Failing

Networking - Nov 21, 2016

The DestroySession node fails each time it is called, and the session is never destroyed. Found in 4.14.0 CL# 3195953 Reproduced in 4.13.2 CL# 3172292. Unable to test in 4.15 Main CL# 3205566 due ...

BP with Show 3D Widget enabled does not display the correct vector values in the bp editor

Gameplay - Blueprint - Apr 7, 2015

BP with Show 3D Widget enabled does not display the correct vector values in the bp editor. Note: If you don't see a difference at first, delete the bp in the level and place it again. The widge ...

Compile 'Note' on BP Interface events

Gameplay - Feb 23, 2017

Compile 'Note' on BP Interface events. It happens in actor BPs and also BP Widgets. A similar issue was fixed back in 4.11 with Custom Events. Could be related? https://jira.it.epicgames.net/brows ...

Translucent Object not rendering correctly in Desktop Forward in left eye in a packaged game when using "r.HZBOcclusion 1"

Virtual Reality - May 8, 2017

Object not rendering correctly in left eye in a packaged game when using "r.HZBOcclusion 1". In this example looking to the right the object disappear from the left eye only. Note: This was tested ...

[CrashReport] Crash on Mac related to cooking for IOS

Rendering - Jul 20, 2017

This is a common commandlet crash for Mac users in 4.16. In all cases, the command line is like: "(path/project).uproject" -run=Cook -NoLogTimes -TargetPlatform=IOS -fileopenlog -unversioned -ski ...

ImportAssets commandlet failing to create assets in project

Tools - Import - Mar 14, 2017

There are no errors or warnings in the console output or logs that suggest anything went wrong. Also attempted to import a .PNG with no luck. Exact command used, use of <user> where appropriate:UE4 ...

Cannot navigate through options in combo box

Tools - UMG - May 31, 2017

Cannot navigate through options in combo box with the default navigation. This appears to be a regression. Working as expected in 4.15.3 No longer working as expected in 4.16 ...