events.js:159
    handler.apply(this, args);
            ^

TypeError: Cannot read property 'split' of undefined
    at Socket.<anonymous> (C:\snapshot\bitrage\gui\sockets\base.js:0:0)
    at Socket.emit (events.js:159:13)
    at SocketNamespace.handlePacket (C:\snapshot\bitrage\node_modules\socket.io\lib\namespace.js:335:22)
    at Manager.onClientMessage (C:\snapshot\bitrage\node_modules\socket.io\lib\manager.js:518:38)
    at WebSocket.Transport.onMessage (C:\snapshot\bitrage\node_modules\socket.io\lib\transport.js:369:20)
    at Parser.<anonymous> (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:39:10)
    at Parser.emit (events.js:159:13)
    at finish (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:295:16)
    at Parser.expectHandler (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:306:15)
    at Parser.add (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:482:24)
    at Parser.expect (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:519:10)
    at Parser.<anonymous> (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:305:18)
    at Parser.add (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:482:24)
    at Parser.expect (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:519:10)
    at expectData (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:303:16)
    at 1 (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:320:9)
    at Parser.processPacket (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:553:8)
    at Parser.add (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:482:24)
    at Socket.<anonymous> (C:\snapshot\bitrage\node_modules\socket.io\lib\transports\websocket\hybi-16.js:146:17)
    at Socket.emit (events.js:159:13)
    at addChunk (_stream_readable.js:265:12)
    at readableAddChunk (_stream_readable.js:252:11)
    at Socket.Readable.push (_stream_readable.js:209:10)
    at TCP.onread (net.js:598:20)