ServerTravel not working in VrPreview

Hello,

I have the following setup:

Two screen, one on a monitor, that can edit the level with several RTS like tools. The other “screen” is a view of the same level in FPS, view in VR.
I use “Enable HUD” node in my gamemode to activate VR render if not server. That allow me to use the “standalone preview” OR the “VR preview” to preview.
This setup is working fine, but at one point, I need to launch another level from the monitor…

…AND…

If I use “Standalone Preview” to launch my game, ServerTravel are working fine, but I have to stay focus on the VR screen because it won’t refresh if not focus, so I can’t use my monitor to edit the level in real time.

If I use “VR Preview”, the client (VR) will never accept to travel when server is using “ServerTravel” cmd (But the VR screen refresh even when not focus).

Is it normal that “ServerTravel” works in “Standalone Preview”, but not in “VR Preview”?
If yes, can I force the VR to refresh even if not focus in “Standalone Preview”?

logs when using “VR preview” and asking for ServerTravel:

Cmd: servertravel SZ_Empty?name=Bob?new=0
LogPackageName: SearchForPackageOnDisk took   0.072s to resolve SZ_Empty.
LogGameMode: ProcessServerTravel: /Game/Maps/Safezones/SZ_Empty?name=Bob?new=0
LogNet: UChannel::ReceivedSequencedBunch: Bunch.bClose == true. ChIndex == 0. Calling ConditionalCleanUp.
LogNet: UChannel::CleanUp: ChIndex == 0. Closing connection. [UChannel] ChIndex: 0, Closing: 0 [UNetConnection] RemoteAddr: 127.0.0.1:53457, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_2, IsServer: YES, PC: PlayerController_1, Owner: PlayerController_1
LogNet: UNetConnection::Close: [UNetConnection] RemoteAddr: 127.0.0.1:53457, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_2, IsServer: YES, PC: PlayerController_1, Owner: PlayerController_1, Channels: 11, Time: 2016.06.20-13.17.30
LogNet: UChannel::Close: Sending CloseBunch. ChIndex == 0. Name: [UChannel] ChIndex: 0, Closing: 0 [UNetConnection] RemoteAddr: 127.0.0.1:53457, Name: IpConnection_2, Driver: GameNetDriver IpNetDriver_2, IsServer: YES, PC: PlayerController_1, Owner: PlayerController_1
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogNet: NotifyAcceptingConnection: Server LevelLoader refused
LogEngine: Server switch level: /Game/Maps/Safezones/SZ_Empty?name=Bob?new=0
LogNet: Browse: /Game/Maps/Safezones/SZ_Empty?name=Bob?new=0
LogLoadingSplash: Loading begins
LogHMD: FOculusRiftSplash::PushBlackFrame
LogHMD: FOculusRiftSplash::Show

Thank you!
Dex