localtunnel trace after dead

console_log.txt

[error]	bookrc.js:8 socket hang up
Error: socket hang up
    at createHangUpError (http.js:1472:15)
    at Socket.socketOnEnd [as onend] (http.js:1568:23)
    at Socket.g (events.js:180:16)
    at Socket.EventEmitter.emit (events.js:117:20)
    at _stream_readable.js:920:16
    at process._tickCallback (node.js:415:13)
    ---- async ----
    at endReadable (_stream_readable.js:915:13)
    at onEofChunk (_stream_readable.js:386:5)
    at readableAddChunk (_stream_readable.js:143:7)
    at Socket.Readable.push (_stream_readable.js:127:10)
    at TCP.onread (net.js:547:10)
    ---- async ----
    at Server.EventEmitter.emit (events.js:117:20)
    at TCP.onconnection (net.js:1188:8)
    ---- async ----
    at listen (net.js:1061:10)
    at Server.listen (net.js:1109:5)
    at new Proxy (/opt/localtunnel-server/proxy.js:118:19)
    at Proxy (/opt/localtunnel-server/proxy.js:9:16)
    at new_client (/opt/localtunnel-server/server.js:172:18)
    at /opt/localtunnel-server/server.js:242:9
    at Layer.handle [as handle_request] (/opt/localtunnel-server/node_modules/express/lib/router/layer.js:95:5)
    at next (/opt/localtunnel-server/node_modules/express/lib/router/route.js:131:13)
    at Route.dispatch (/opt/localtunnel-server/node_modules/express/lib/router/route.js:112:3)
    at Layer.handle [as handle_request] (/opt/localtunnel-server/node_modules/express/lib/router/layer.js:95:5)
    at /opt/localtunnel-server/node_modules/express/lib/router/index.js:277:22
    at param (/opt/localtunnel-server/node_modules/express/lib/router/index.js:349:14)
    at param (/opt/localtunnel-server/node_modules/express/lib/router/index.js:365:14)
    at Function.process_params (/opt/localtunnel-server/node_modules/express/lib/router/index.js:410:3)
    at next (/opt/localtunnel-server/node_modules/express/lib/router/index.js:271:10)
    at expressInit (/opt/localtunnel-server/node_modules/express/lib/middleware/init.js:33:5)
    at Layer.handle [as handle_request] (/opt/localtunnel-server/node_modules/express/lib/router/layer.js:95:5)
    at trim_prefix (/opt/localtunnel-server/node_modules/express/lib/router/index.js:312:13)
    at /opt/localtunnel-server/node_modules/express/lib/router/index.js:280:7
    at Function.process_params (/opt/localtunnel-server/node_modules/express/lib/router/index.js:330:12)
    at next (/opt/localtunnel-server/node_modules/express/lib/router/index.js:271:10)
    at query (/opt/localtunnel-server/node_modules/express/lib/middleware/query.js:49:5)
    at Layer.handle [as handle_request] (/opt/localtunnel-server/node_modules/express/lib/router/layer.js:95:5)
    at trim_prefix (/opt/localtunnel-server/node_modules/express/lib/router/index.js:312:13)
    at /opt/localtunnel-server/node_modules/express/lib/router/index.js:280:7
    at Function.process_params (/opt/localtunnel-server/node_modules/express/lib/router/index.js:330:12)
    at next (/opt/localtunnel-server/node_modules/express/lib/router/index.js:271:10)
    at Function.handle (/opt/localtunnel-server/node_modules/express/lib/router/index.js:176:3)
    at EventEmitter.handle (/opt/localtunnel-server/node_modules/express/lib/application.js:173:10)
    at app (/opt/localtunnel-server/node_modules/express/lib/express.js:38:9)
    at Server.<anonymous> (/opt/localtunnel-server/server.js:269:9)
    at Server.EventEmitter.emit (events.js:98:17)
    at HTTPParser.parser.onIncoming (http.js:2108:12)
    at HTTPParser.parserOnHeadersComplete [as onHeadersComplete] (http.js:121:23)
    at Socket.socket.ondata (http.js:1966:22)
    at TCP.onread (net.js:525:27)
    ---- async ----
    at Server.EventEmitter.emit (events.js:117:20)
    at TCP.onconnection (net.js:1188:8)
    ---- async ----
    at listen (net.js:1061:10)
    at Server.listen (net.js:1135:5)
    at Object.<anonymous> (/opt/localtunnel-server/bin/server:40:8)
    at Module._compile (module.js:456:26)
    at Object.Module._extensions..js (module.js:474:10)
    at Module.load (module.js:356:32)
    at Function.Module._load (module.js:312:12)
    at Function.Module.runMain (module.js:497:10)
    at startup (node.js:119:16)
    at node.js:902:3