how to create session on dedicated server?
running a source build to generate the dedicated server build target
opening the level with an IP address after creating the session，Used as another client connection
a player Creates a session
Another player cannot join the session,why?
“JoinSession” node is not traveling to the Servers map，how to set?
Use Dedicated servers , UE4.21
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.SceneColorFormat:4]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.DetailMode:2]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.TranslucencyVolumeBlur:1]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.MaterialQualityLevel:1 ; High quality]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.SSS.Scale:1]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.SSS.SampleSet:2]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.SSS.Quality:1]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.SSS.HalfRes:1]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.EmitterSpawnRateScale:1.0]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [r.ParticleLightQuality:2]]
[2018.12.05-06.28.20:267][177]sg.EffectsQuality = “3”
[2018.12.05-06.28.20:267][177]r.VSync = “0”
[2018.12.05-06.28.20:267][177]r.MotionBlur.Scale = “1”
[2018.12.05-06.28.20:267][177]sg.ResolutionQuality = “100”
[2018.12.05-06.28.20:267][177]r.ViewDistanceScale = “1”
[2018.12.05-06.28.20:267][177]LogConfig: Applying CVar settings from Section [FoliageQuality@3] File …/…/…/Client/Saved/Config/WindowsClient/Scalability.ini]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [foliage.DensityScale:1.0]]
[2018.12.05-06.28.20:267][177]LogConfig: Setting CVar [grass.DensityScale:1.0]]
[2018.12.05-06.28.20:267][177]sg.FoliageQuality = “3”
[2018.12.05-06.28.32:519][641]LogOnlineSession: Warning: OSS: No game present to leave for session (GameSession)
[2018.12.05-06.28.47:454][212]LogSlate: FSceneViewport::OnFocusLost() reason 0
[2018.12.05-06.29.02:834][795]LogScript: Script Msg: Found a session. Ping is 51
[2018.12.05-06.29.02:834][795]LogOnlineSession: OSS: Join session: traveling to 192.168.1.8:0
[2018.12.05-06.29.02:835][795]LogNet: Browse: 192.168.1.8:0//Game/Map/Start
[2018.12.05-06.29.02:835][795]LogNet: World NetDriver shutdown IpNetDriver_0 [GameNetDriver]
[2018.12.05-06.29.02:835][795]LogNet: DestroyNamedNetDriver IpNetDriver_0 [GameNetDriver]
[2018.12.05-06.29.02:835][795]LogNet: UNetConnection::Close: [UNetConnection] RemoteAddr: 192.168.1.8:7777, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: NO, PC: MMOPlayerController_C_0, Owner: MMOPlayerController_C_0, UniqueId: Null:SC-201807211748-16FD6DBD4C9BB17B244D08932E67A663, Channels: 20, Time: 2018.12.05-06.29.02
[2018.12.05-06.29.02:835][795]LogNet: UChannel::Close: Sending CloseBunch. ChIndex == 0. Name: [UChannel] ChIndex: 0, Closing: 0 [UNetConnection] RemoteAddr: 192.168.1.8:7777, Name: IpConnection_0, Driver: GameNetDriver IpNetDriver_0, IsServer: NO, PC: MMOPlayerController_C_0, Owner: MMOPlayerController_C_0, UniqueId: Null:SC-201807211748-16FD6DBD4C9BB17B244D08932E67A663
[2018.12.05-06.29.02:836][795]LogExit: GameNetDriver IpNetDriver_0 shut down
[2018.12.05-06.29.02:836][795]LogTemp: Display: ParseSettings for GameNetDriver
[2018.12.05-06.29.02:836][795]LogTemp: Display: ParseSettings for IpNetDriver_1
[2018.12.05-06.29.02:836][795]LogTemp: Display: ParseSettings for PendingNetDriver
[2018.12.05-06.29.02:837][795]LogInit: WinSock: Socket queue 32768 / 32768
[2018.12.05-06.29.02:838][795]PacketHandlerLog: Loaded PacketHandler component: Engine.EngineHandlerComponentFactory (StatelessConnectHandlerComponent)
[2018.12.05-06.29.02:838][795]LogNet: Game client on port 0, rate 10000
[2018.12.05-06.29.02:845][795]LogWorld: Warning: SetActiveLevelCollection attempted to use an out of date NetDriver: GameNetDriver
[2018.12.05-06.29.02:869][796]LogWorld: Warning: SetActiveLevelCollection attempted to use an out of date NetDriver: GameNetDriver
[2018.12.05-06.29.02:898][797]LogWorld: Warning: SetActiveLevelCollection attempted to use an out of date NetDriver: GameNetDriver
[2018.12.05-06.29.02:922][798]LogWorld: Warning: SetActiveLevelCollection attempted to use an out of date NetDriver: GameNetDriver