115.735 Error ClientMultiplayerManager.cpp:1086: mod-Kux-CoreLib was not registered for the following nth_ticks when the map was saved but has registered them as a result of loading: 13
115.735 Error ClientMultiplayerManager.cpp:99: MultiplayerManager failed: "" + multiplayer.script-event-mismatch + "
" + "
mod-Kux-CoreLib"
115.739 Info ClientMultiplayerManager.cpp:610: UpdateTick(20123018) changing state from(ConnectedLoadingMap) to(Failed)
127.214 Info ClientMultiplayerManager.cpp:211: Quitting multiplayer connection.
127.214 Info ClientMultiplayerManager.cpp:610: UpdateTick(20123018) changing state from(Failed) to(Disconnected)
128.381 Info UDPSocket.cpp:233: Closing socket
128.381 Info UDPSocket.cpp:263: Socket closed

The only thing I can recommend is, rollback to the last working version and update only when you start a new game.
Sorry about the circumstances.