Right eye blinks when using VR preview with the oculus rift

If the user uses the VR preview (not standalone) the right eye will blink black.

1. Hook up oculus and turn it on
2. Open editor
3. Use VR preview (not standalone)
4. Notice that the right eye blinks black every few frames

i have this problem UE4CC-Windows-58DC12AF4B97F057BD108FBFF569B2E9_0000

Fix UE-51650

[UE-23848] Bug Status

UE-81742 DXGI_ERROR_INVALID_CALL

Delay nodes occasionally don't fire the "Completed" output in a nativized build

Undefined sysmbol: typeinfo for AActor when cross-compile linux dedicated server on windows

I am not able to find world outliner how to enable it?

An error occurred while trying to generate project files !?

I can't open my map from the editor.

I've been trying to follow demo for Unreal 4 where you create office but my unreal blanks out and crashes every time I try after I'm a few videos in everytime. It gives me a large error list everytime