Connection Timeout on Launch Session

Summary

Launching a session results in connection timeout. It happens only on a specific island

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Other

Steps to Reproduce

not sure, before it broke I was I was doing some scene graph stuff

Expected Result

expected to connect to the game

Observed Result

got network error, some log file looks like this

[2025.10.14-07.20.37:013][479]LogNet: Warning: UNetConnection::Tick: Connection TIMED OUT. Closing connection.. Elapsed: 30.01, Real: 30.01, Good: 30.01, DriverTime: 113.73, Threshold: 30.00, [UNetConnection] RemoteAddr: 18.156.247.65:15003, Name: IpConnection_3, Driver: Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3, IsServer: NO, PC: NULL, Owner: ValkyrieBeaconClient_3, UniqueId: MCP:bbd14bc6c22546b79f7b5313f5859f21
[2025.10.14-07.20.37:013][479]LogNet: Error: UEngine::BroadcastNetworkFailure: FailureType = ConnectionTimeout, ErrorString = UNetConnection::Tick: Connection TIMED OUT. Closing connection.. Elapsed: 30.01, Real: 30.01, Good: 30.01, DriverTime: 113.73, Threshold: 30.00, [UNetConnection] RemoteAddr: 18.156.247.65:15003, Name: IpConnection_3, Driver: Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3, IsServer: NO, PC: NULL, Owner: ValkyrieBeaconClient_3, UniqueId: MCP:bbd14bc6c22546b79f7b5313f5859f21, Driver = Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3
[2025.10.14-07.20.37:013][479]LogBeacon: Verbose: NetworkFailure ValkyrieBeaconClient_3: ConnectionTimeout
[2025.10.14-07.20.37:013][479]LogValkyrieBeacon: [3e46] (ValkyrieBeaconClient_3) AValkyrieBeaconClient::OnFailure - We have registered a failure in the Valkyrie beacon.
[2025.10.14-07.20.37:014][479]LogBeacon: Verbose: Client beacon (ValkyrieBeaconClient_3) connection failure, handling connection timeout.
[2025.10.14-07.20.37:014][479]LogBeacon: OnlineBeacon ValkyrieBeaconClient_3 requesting net driver destruction: Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3
[2025.10.14-07.20.37:014][479]LogNet: SetPendingDestruction: 1 on Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3)
[2025.10.14-07.20.37:014][479]LogValkyrieRequestManagerEditor: Warning: Encountered Network Error!
[2025.10.14-07.20.37:014][479]LogValkyrieRequestManagerEditor: Executing Step ClearFoundConnectInfo
[2025.10.14-07.20.37:014][479]LogValkyrieRequestManagerEditor: Error: Failed to handle connection attempt (Network error occurred when connecting to a server after matchmaking completed. Error: UNetConnection::Tick: Connection TIMED OUT. Closing connection.. Elapsed: 30.01, Real: 30.01, Good: 30.01, DriverTime: 113.73, Threshold: 30.00, [UNetConnection] RemoteAddr: 18.156.247.65:15003, Name: IpConnection_3, Driver: Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3, IsServer: NO, PC: NULL, Owner: ValkyrieBeaconClient_3, UniqueId: MCP:bbd14bc6c22546b79f7b5313f5859f21)
[2025.10.14-07.20.37:014][479]LogNet: NetworkFailure: ConnectionTimeout, Error: 'UNetConnection::Tick: Connection TIMED OUT. Closing connection.. Elapsed: 30.01, Real: 30.01, Good: 30.01, DriverTime: 113.73, Threshold: 30.00, [UNetConnection] RemoteAddr: 18.156.247.65:15003, Name: IpConnection_3, Driver: Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3, IsServer: NO, PC: NULL, Owner: ValkyrieBeaconClient_3, UniqueId: MCP:bbd14bc6c22546b79f7b5313f5859f21'
[2025.10.14-07.20.37:014][479]LogNet: UNetConnection::Close: [UNetConnection] RemoteAddr: 18.156.247.65:15003, Name: IpConnection_3, Driver: Name:IpNetDriver_3 Def:BeaconNetDriver IpNetDriver_3, IsServer: NO, PC: NULL, Owner: ValkyrieBeaconClient_3, UniqueId: MCP:bbd14bc6c22546b79f7b5313f5859f21, Channels: 5, Time: 2025.10.14-07.20.37, TimeSinceTickDispatch: 0.001250, TimeSinceRecv: 30.012319, TimeSinceTickFlush: 0.001134, TimeSinceSend: 0.134404
[2025.10.14-07.20.37:015][479]LogNet: UNetConnection::SendCloseReason:
[2025.10.14-07.20.37:015][479]LogNet:  - Result=ConnectionTimeout, ErrorContext="ConnectionTimeout" 

Platform(s)

windows

Additional Notes

Edit: fresh new logs (removed)

Edit2: I think something was wrong in verse that made server crash at start so it never manage to boot up, I’m still tying to find out what but for now I just made a new map and added same devices and it works (for now)