Unreal Engine Issues

NavigationSystem can end up with NULLs in NavDataSet after user deleting navigation data instances in the editor

Thumbnail section of Material Attributes does not function

The Thumbnail Tab in the Material Attributes does not effect the actual Content Browser Thumbnail Preview. The only way to current change it is edit it via the Edit Thumbnail Preview via the Conten ...

A custom Blueprint node created using a code class derived from EdGraphNode can no longer be found in the event graph to be used.

Custom Blueprint nodes no longer appear in the event graph. This was working in 4.5.1, but no longer works in 4.6 and Main. Previously working: CL 2336109 No longer working: CL 2374938 CL 2375748 ...

Black screen on Android devices with a Mali 400

When using the Launch on Feature with a Mali 400 Device, the project, once locked on, will appear black on 4.6 and will crash on CL# 2375758. This error occurs on new projects. Tappy Chicken Run fi ...

EQSTestingPawn display queries in Components tab

[Link Removed] In the link is an attached project. ...

UE4 3rd Person Blueprint PIE Caused Kernel Panic on iMac/AMD 6770M

When I was running the default 3rd person shooter template which had no modifications yet, I pressed play and began to move around. Within a few seconds, the computer shut off as if the power cord h ...

Overriding MacroUV causes stretching Material

While working on an issue for a user using MacroUVs, I noticed that entering any value into the Required Module with Override Default Macro UV toggled true will cause the Material to stretch and dis ...

Loops don't work with SimpleParallel BT composite node

Loop decorators don't work with SimpleParallel BT composite node. We need to either fix it, or if we remove support for it restrict users from putting these decorators on SimpleParallel's children. ...

Playing this project in Standalone, or packaging for windows, causes the new window to crash

When you attempt to play the user project in Standalone, or Packaging for Windows, the new window will crash and not play the game. Issue also occurs on Mobile. The project will not open. ...

Setting the root component in a code class constructor does not actually set that component as the root component of a Blueprint created from that class.

The root component of a Blueprint is determined by the order in which the components are defined in the constructor of a class (the component defined first becomes the root component). Trying to set ...