Hi. Well, when connecting to the server running in the same computer, I get a short splash of the game, and immediately turns to a black screen. Joining with additional clients behaves in the same way. Tried the -windowed switch and same thing (but windowed).
Server log says:
[2017.10.07-08.44.10:698][420]LogNet: NotifyAcceptedConnection: Name: Entry, TimeStamp: 10/07/17 01:44:10, [UNetConnection] RemoteAddr: 127.0.0.1:58582, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL
[2017.10.07-08.44.10:699][420]LogNet: AddClientConnection: Added client connection: [UNetConnection] RemoteAddr: 127.0.0.1:58582, Name: IpConnection_1, Driver: GameNetDriver IpNetDriver_0, IsServer: YES, PC: NULL, Owner: NULL
[2017.10.07-08.44.10:729][421]LogNet: NotifyAcceptingChannel Control 0 server World /Engine/Maps/Entry.Entry: Accepted
[2017.10.07-08.44.10:729][421]LogNet: Remote platform little endian=1
[2017.10.07-08.44.10:731][421]LogNet: This platform little endian=1
[2017.10.07-08.44.10:795][423]LogNet: Login request: /Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap?Name=Player userId: Invalid
[2017.10.07-08.44.10:828][424]LogNet: Client netspeed is 10000
[2017.10.07-08.44.10:927][427]LogNet: Join request: /Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap?Name=Player?SplitscreenCount=1
[2017.10.07-08.44.10:930][427]LogNet: Join succeeded: Player
Client log says:
[2017.10.07-08.57.53:518][ 0]LogNet: Game client on port 7777, rate 10000
[2017.10.07-08.57.53:519][ 0]LogLoad: Error: Failed to enter /Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap: . Please check the log for errors.
[2017.10.07-08.57.53:519][ 0]LogNet: Browse: /Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap?Name=Player
[2017.10.07-08.57.53:519][ 0]LogLoadingSplash: Loading begins
[2017.10.07-08.57.53:519][ 0]LogHMD: Initializing OVRPlugin session
[2017.10.07-08.57.53:544][ 0]LogHMD: FSplash::OnShow
[2017.10.07-08.57.53:544][ 0]LogLoad: LoadMap: /Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap?Name=Player
[2017.10.07-08.57.53:565][ 0]LogMemory: Platform Memory Stats for Windows
[2017.10.07-08.57.53:565][ 0]LogMemory: Process Physical Memory: 851.73 MB used, 984.90 MB peak
[2017.10.07-08.57.53:566][ 0]LogMemory: Process Virtual Memory: 979.00 MB used, 1059.13 MB peak
[2017.10.07-08.57.53:567][ 0]LogMemory: Physical Memory: 8089.21 MB used, 7981.39 MB free, 16070.60 MB total
[2017.10.07-08.57.53:567][ 0]LogMemory: Virtual Memory: 1625.00 MB used, 7981.39 MB free, 134217728.00 MB total
[2017.10.07-08.57.53:568][ 0]LogMemory:
[2017.10.07-08.57.53:568][ 0]Allocator Stats for TBB: (not implemented)
[2017.10.07-08.57.53:781][ 0]LogAIModule: Creating AISystem for world ThirdPersonExampleMap
[2017.10.07-08.57.53:781][ 0]LogLoad: Game class is 'PuzzlePlatformsGameMode'
[2017.10.07-08.57.53:786][ 0]LogWorld: Bringing World /Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap.ThirdPersonExampleMap up for play (max tick rate 0) at 2017.10.07-01.57.53
[2017.10.07-08.57.53:787][ 0]LogWorld: Bringing up level for play took: 0.004057
[2017.10.07-08.57.53:796][ 0]LogLoadingSplash: Loading ends
[2017.10.07-08.57.53:796][ 0]LogHMD: FSplash::OnHide
[2017.10.07-08.57.53:797][ 0]LogLoad: Took 0.253733 seconds to LoadMap(/Game/ThirdPersonCPP/Maps/ThirdPersonExampleMap)
[2017.10.07-08.57.53:968][ 0]LogRenderer: Reallocating scene render targets to support 2560x1440 Format 10 NumSamples 1 (Frame:1).
[2017.10.07-08.57.53:968][ 0]LogLoad: (Engine Initialization) Total time: 10.05 seconds
[2017.10.07-08.57.53:970][ 0]LogLoad: (Engine Initialization) Total Blueprint compile time: 0.00 seconds
[2017.10.07-08.57.53:970][ 0]LogExternalProfiler: Found external profiler: VSPerf
[2017.10.07-08.57.53:970][ 0]LogExternalProfiler: Using external profiler: VSPerf
[2017.10.07-08.57.53:990][ 0]LogOcInput: OculusInput is initialized
[2017.10.07-08.57.53:991][ 0]LogHandshake: SendChallengeResponse. Timestamp: 26.294691, Cookie: 212053068090032235136171016021072008240218161125163020005255
[2017.10.07-08.57.54:041][ 2]LogNetVersion: PuzzlePlatforms 1.0.0.0, NetCL: 3573198, EngineNetVer: 2, GameNetVer: 0 (Checksum: 3024838196)
[2017.10.07-08.57.54:041][ 2]LogNet: UPendingNetGame::SendInitialJoin: Sending hello. [UNetConnection] RemoteAddr: 127.0.0.1:7777, Name: IpConnection_0, Driver: PendingNetDriver IpNetDriver_0, IsServer: NO, PC: NULL, Owner: NULL
[2017.10.07-08.57.54:094][ 5]LogNet: Welcomed by server (Level: /Engine/Maps/Entry, Game: /Script/PuzzlePlatforms.PuzzlePlatformsGameMode)
[2017.10.07-08.57.54:094][ 5]LogLoadingSplash: Loading begins
[2017.10.07-08.57.54:109][ 5]LogHMD: FSplash::OnShow
[2017.10.07-08.57.54:109][ 5]LogLoad: LoadMap: 127.0.0.1//Engine/Maps/Entry?Name=Player?game=/Script/PuzzlePlatforms.PuzzlePlatformsGameMode
[2017.10.07-08.57.54:131][ 5]LogMemory: Platform Memory Stats for Windows
[2017.10.07-08.57.54:131][ 5]LogMemory: Process Physical Memory: 924.76 MB used, 984.90 MB peak
[2017.10.07-08.57.54:133][ 5]LogMemory: Process Virtual Memory: 1638.24 MB used, 1642.31 MB peak
[2017.10.07-08.57.54:133][ 5]LogMemory: Physical Memory: 8185.49 MB used, 7885.11 MB free, 16070.60 MB total
[2017.10.07-08.57.54:133][ 5]LogMemory: Virtual Memory: 2324.19 MB used, 7885.11 MB free, 134217728.00 MB total
[2017.10.07-08.57.54:133][ 5]LogMemory:
[2017.10.07-08.57.54:134][ 5]Allocator Stats for TBB: (not implemented)
[2017.10.07-08.57.54:137][ 5]LogAIModule: Creating AISystem for world Entry
[2017.10.07-08.57.54:137][ 5]LogTemp: Display: ParseSettings for GameNetDriver
[2017.10.07-08.57.54:138][ 5]LogActorComponent: RegisterComponentWithWorld: (/Engine/Maps/Entry.Entry:PersistentLevel.WorldInfo_1.StaticMeshComponent0) Trying to register component with IsPendingKill() == true. Aborting.
[2017.10.07-08.57.54:138][ 5]LogActorComponent: RegisterComponentWithWorld: (/Engine/Maps/Entry.Entry:PersistentLevel.WorldInfo_1.StaticMeshComponent0) Trying to register component with IsPendingKill() == true. Aborting.
[2017.10.07-08.57.54:139][ 5]LogActorComponent: RegisterComponentWithWorld: (/Engine/Maps/Entry.Entry:PersistentLevel.WorldInfo_1.StaticMeshComponent0) Trying to register component with IsPendingKill() == true. Aborting.
[2017.10.07-08.57.54:139][ 5]LogWorld: Bringing World /Engine/Maps/Entry.Entry up for play (max tick rate 0) at 2017.10.07-01.57.54
[2017.10.07-08.57.54:139][ 5]LogWorld: Bringing up level for play took: 0.001446
[2017.10.07-08.57.54:140][ 5]LogLoadingSplash: Loading ends
[2017.10.07-08.57.54:140][ 5]LogHMD: FSplash::OnHide
[2017.10.07-08.57.54:148][ 5]LogLoad: Took 0.038221 seconds to LoadMap(/Engine/Maps/Entry)