I can't join a game, the ice adapter just closes before I can join. Here is an example log

12:10:05.343 [main] INFO c.f.i.u.TrayIcon - Created tray icon
12:10:05.347 [main] INFO c.f.i.IceAdapter - Version: SNAPSHOT
12:10:05.350 [main] INFO c.f.i.g.GPGNetServer - Using GPGNET_PORT: 63020
12:10:05.353 [main] INFO c.f.i.g.GPGNetServer - Generated LOBBY_PORT: 31819
12:10:05.355 [main] INFO c.f.i.g.GPGNetServer - GPGNetServer started
12:10:05.388 [main] INFO c.f.i.r.RPCService - Creating RPC server on port 63209
Oct 16, 2020 12:10:05 PM com.nbarraille.jjsonrpc.TcpServer start
INFO: TCP Server started.
Oct 16, 2020 12:10:05 PM com.nbarraille.jjsonrpc.SocketListener run
INFO: New client connected on port 50521
Oct 16, 2020 12:10:05 PM com.nbarraille.jjsonrpc.JJsonPeer run
INFO: JJSON Peer listening
12:10:05.914 [JJsonPeer] DEBUG c.f.i.r.RPCHandler - LobbyInitMode set to normal
Oct 16, 2020 12:10:05 PM com.nbarraille.jjsonrpc.JJsonPeer sendResponse
INFO: Sending Response:{"result":null,"id":0,"jsonrpc":"2.0"}
12:10:05.998 [JJsonPeer] WARN c.f.i.r.RPCHandler - Close requested, stopping...
12:10:05.998 [JJsonPeer] INFO c.f.i.IceAdapter - close() - stopping the adapter
12:10:05.999 [JJsonPeer] INFO c.f.i.g.GPGNetServer - GPGNetServer stopped
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.NioSocketImpl.endAccept(NioSocketImpl.java:689)
at java.base/sun.nio.ch.NioSocketImpl.accept(NioSocketImpl.java:762)
at java.base/java.net.ServerSocket.implAccept(ServerSocket.java:684)
at java.base/java.net.ServerSocket.platformImplAccept(ServerSocket.java:650)
at java.base/java.net.ServerSocket.implAccept(ServerSocket.java:626)
at java.base/java.net.ServerSocket.implAccept(ServerSocket.java:583)
at java.base/java.net.ServerSocket.accept(ServerSocket.java:540)
at com.nbarraille.jjsonrpc.SocketListener.run(SocketListener.java:36)